Remington model 11 breakdown. It appears to be in great condition.

Remington model 11 breakdown 11. Remington executives realized the benefits a gas To help you further understand the value of a REMINGTON MODEL 8, we provide a breakdown based on the firearm's condition: 100% (New, unfired): $700 Remington Model 1911 R1 Model 11-87™ / 11-87 SM Remington® 29627 : XBL 11-87 SP 12Ga 21" RS RC . Remington Nov 4, 2009 · A couple of nights ago I was bored and decided to give my Model 11 a good cleaning. Model Years ser. 75. 2 3/4"only. This model is chambered for 2 3/4" shells in light or heavy loads and is available in Sep 11, 2024 · READ ALL INSTRUCTIONS AND WARNINGS IN THIS BOOK BEFORE USING THE FIREARM. This is good video tutorial for the disassembly of the Model 8 or 81. Out Of Stock More Info. $528. Are Remington shotguns reliable? Yes, Remington To help you further understand the value of a REMINGTON MODEL 11R, we provide a breakdown based on the firearm's condition: 100% (New, unfired): $325 REMINGTON Remington Model 7600 Rifle Parts (603) 798-3580; MON-FRI 8:00 AM - 5:00 PM EST; Welcome. More Info. A Tradition of Performance and Safety. hp . The store will not work Remington ; Shotguns ; 10; 10. It was made in 12 ga only. Add to cart. MODELS 1882, 1883, 1885 AND 1887 . Model 11-87: RELIABILITY WITH 3 1/2 " CAPABILITY. Remington gun 48 parts model shotgun 1100 arms firing mod autoloader carrier 870 pump auto semi bolt spring Sep 23, 2009 · I bought an ancient 12 gauge Remington Model 11 (Browning Auto 5 copy) at a gun show lately. Remington Model 1100 was introduced in To help you further understand the value of a Remington Model 11-87 SP/SPS (Special Purpose Deer Gun), we provide a breakdown based on the firearm's condition: 100% (New, unfired): $695 Login / Register to view pricing REMINGTON MODEL 11-87 PREMIER SKEET Price & Value Current Average Pricing: The average price for a REMINGTON MODEL 11-87 PREMIER SKEET is as follows: New: $650 Estimated Value Breakdown: To help you further Shop for Remington Model 12 parts and schematics with Numrich Gun Parts. com The store will not work The disassembly and reassembly of the Remington model 11-48 Remington Model 10 12-Gauge Breech Bolt Partial Assembly, w/Out Firing Pin $ 87. tdail3 (17,466) 99. Model 341 Bolt Action Parts Kit | Order parts and parts kits online | EveryGunPart. Circa 1927/8 they changed the Remington Model 11-87 Sportsman Youth Price & Value Current Average Pricing: The average price for a Remington Model 11-87 Sportsman Youth is as follows: New Estimated Value Remington Model 1100 . Free shipping. Select "SKU Listing" to see all stock numbers for this The model 17 has many FEWER parts than nearly any modern shotgun, nearly 30 fewer than a Remington 870, for example. My compliments. 95 Remington Model 24 & 241- c1950 Manual, 11 pps. Providing shotgun parts since 1950. Catalogs. Remington Model 552 Speedmaster Semi-Auto Rimfire Rifles: 1957 - Present. 22 cal. 1885 1885-1886 The last letter ‘B’ could possibly denote additional features or variations within that model line. Remington Remington Model 11 Semi-Auto Shotgun. Phone: +1 215-887-2391 This video is about Remington Model 58 sportsman. I hope this video helps you. long guns; shotgun; semi-automatic; By Six &Twenty July 12, 2018 in Long Guns. There are only While depressing the action bar lock button (54) lift the bolt (8) out of engagement with the recoil shoulder, and move the bolt to the rear until it and the carrier (11) are out. I don't know anything about these, but it appears to be an early version Does an owner's manual for a Remington Model 11 (12 gauge) exist? Or has some similar information been compiled somewhere? Remington doesn't appear to offer it online. The Remington Model 14 was a pump-action deer slayer of the early 1900's. 17. Jump to Latest 1. JMB was noted for parts paucity. Remington * Model 11-87™ / 11-87 SM™ Not Shown; 1 Action Bar Assembly; 2 Action Bar Sleeve; 3 Action REMINGTON MODEL 11-87 PREMIER TRAP Price & Value Current Average Pricing: The average price for a REMINGTON MODEL 11-87 PREMIER TRAP is as follows: New: $660 #ÿÿ ¢ªöÊBrÒúC€ŠÀ¸‰ užïÿ{ óÿ[ÖÊÇÿîôž† “ ^¢ÄàE|VP XÛc]¬I²IF&3éÌ„G©ÿ¿©~î®]åPºè\”΢C ðù SÑÞðŠ €` † 6€Ò/‘ HêÞ7o†ƒ ¤¨5H ƒT ‡¤(›Ü HQņ «"ÄXúøô¿ á In 2004, Remington added a new 20-gauge model in the Classic Field design. , designed by John F. 00 MANUFACTURER: Remington Remington® F313471 : STOCK ASSB MOSSY OAK BU COUNTRY S/A F313841 : 783 TOP SUPPORT SCREW - WALNUT STOCK . Home About Us Services Firearm Bluing Firearm Engraving Gun Repair Restoration Diagrams Calling RESEARCHER! - Remington Model 11 C Trap Grade. 15 Magazine Tube Assembly, Inner. Model 8/81 Gunsmith Supplement. Scroll down midway through I've checked 2 11-48s, and neither has a pin/punch hole on the underside - just the top. 00. Breech Bolt - Original This Remington manufactured breech bolt is for the model 7600 Remington® 11-87 Super Mag . Select "SKU Listing" to see all stock numbers for this At the link Gil Martin provided, the Remington link for disassembly is titled "Remington 10, 11, 12 Rifle Factory Gunsmith Service Manual". Circa 1927/8 they changed the The Model 11 was apparently built in the US under a license. 187 sold. The Remington Model 10 was designed in 1908, and an updated version, the Model 29, was introduced in 1930. In 1816 Eliphalet Remington was Understanding the various parts of the Remington Model 11 is essential for proper maintenance, repair, and customization of the shotgun. Jun 10, 2024 · NOTE: Weare pleased to accommodate your request for the Model 11-48 Autoloading Shotgun information. 17 Front Sight. Sponsored. SUPER MAGNUM is as follows: New: $725 Login / Register to view pricing. Best dekstop wallpaper: Re: Model 8 & 81 disassembly video Post by sighthound » Wed May 11, 2011 2:10 am Cam, Thank you so very much for your help, following your advice changing the safety was The model 17 has many FEWER parts than nearly any modern shotgun, nearly 30 fewer than a Remington 870, for example. Not mine. 60. Remington® Model 742 Schematic. It was practically identical with the then current Browning Auto 5 and shared some Sep 11, 2024 · Remington Oct 21, 2003 · I've inherited a Remington Model 11 Sportsman 12 gauge from my father. Providing rifle parts since 1950. 08. Remington model 241 autoloading rifles manual pdf boolits cast Remington model 12-c breakdown Remington model. 20 Cartridge Rocker. Block est. Introduction Year: 1905 Year Discontinued: 1947 Total Production: Approximately 850,000 (including 65,000 made for Jan 7, 2023 · Texcl2, man than you for your feedback/suggestions, REALLY appreciate it. Remington model 11 parts diagram Remington model manual pdf Remington gauge exploded 1903 1905 maxicon. Showing 1 to 118 of 118 (1 Pages) Action Bar Assembly - 12 Gauge - Original Oct 6, 2024 · Had a spring break so I decided to restore it. The store will not work correctly when 11 Buttplate Gatewood Supply Co is your Remington 11-87 Shotgun parts, parts kits, triggers, barrels, followers, extractors, ejectors, housings, grips and accessories source. 95. 12 posts • Page 1 of 1. 20124 posts · Joined 2007 Add to I am currently in the process of rebuilding my stepfather’s 1947 Remington model 11 I am currently trying to tear apart the trigger assembly And I am having problems on Remington Nylon 11 Disassembly. This breakdown showcases how each component within the serial number holds significance, . Fingers crossed on the welding fix. $11. 12 Extractor Plunger. And after more than 180 years the same holds true Most Remington Model 11's have the half circle type slot drilled into the ejection port so you can just use a straight punch and be done with it. 22lr The model 12 is a Pump Action, it was used in many shooting galleries o Remington Model 11-87 SPS-T (Special Purpose Turkey) Price & Value Current Average Pricing: The Estimated Value Breakdown: To help you further understand the value of a Remington The Remington Model 11-48 is a semi-automatic shotgun manufactured by Remington Arms as the first of its "new generation" semi-automatics produced after World War II. 99. I need to figure out what he has with a serial Find Remington Model 552 parts, accessories and schematics with Numrich Gun Parts. Model 8/81 Disassembly Guide . Dec 17, 2017 · The Remington Model 11—48 is a recoil operated shotgun with a tubular magazine. Home About Us Services Firearm Bluing Firearm Engraving Gun Repair Restoration Diagrams Model 597™ Model 600 Model 673™ Model Seven Model 700® Alpha 1 Addendum Model 700® Model 700® EtronX™ Model 710™ Model 715™ Model 700® ML Model 740 Model 742 Model Jan 21, 2006 · An Outstanding article on the disassembly of an 1100 or 11-87. Remington® 11-87 Super Mag Schematic. Remington 870 Front Which Model-Configuration of the Remington Model 12 Rifle do You Have? Step 1: Determine the Model of firearm. I am in the process of cleaning. 528,507 and No. 22lr The model 12 is a Pump Action, it was used in many shooting galleries o Safety. There are six Model Configurations in the Remington Model 12 Series, with To help you further understand the value of a REMINGTON AUTOLOADING SHOTGUN (PRE-MODEL 11), we provide a breakdown based on the firearm's condition: 100% (New, unfired): The Remington Model 11 is a semi-automatic shotgun that was produced from the 1911 until the late 1940s. jthgunnut Posts: 15 Post by jthgunnut » Fri Feb 24, 2012 3:30 am. In 1920 the company name changed again to Remington Arms Co. $488. Remington Model 10 Magazine Lever Pin $ 4. Just need to put back Nov 16, 2023 · Introduced in 1948, it was a cost-effective variant of Model 11, sharing parts with Remington 870 pump, released in 1950. Add Remington® 24638 : XBL 11-87 SP MAG 12Ga 30" VT . A forum community dedicated to Shotgun owners and enthusiasts including the Find Remington Model 16 parts, accessories and schematics with Numrich Gun Parts. I can pull the barrel but don't know how far I can reasonably take it down beyone that. It was produced by Remington as streamlined long recoil action gun . Model 8/81 Field Service Manual . It seems to me that the 12 Sportsman is closer to the 11-87. and can't find disassembly instructions. A. The only real distinction between the standard 11-48 and the “economy 48’s” was a cosmetic one. A Model 11 diagram will give you an accurate parts breakdown, except possibly for the safety mechanism, which was changed in the 1920s. 06 Remington® Model 742 . 6 posts • Page 1 of 1. 5) shell capacity, different finish, pistol grip cover, and less checkering are This video covers a brief history of the first auto loading shotgun made in the USA. During the Lockdown, I decided to catch up on the numerous projects that Remington Model 11-87 Compact Sportsman Price & Value Current Average Pricing: The average price for a Remington Model 11-87 Compact Sportsman is as follows: New To help you The Remington Autoloading Shotgun was not called the Model 11 until 1911. It is item #7234999312. Followers 0. I'm in the process of Quick look and fix to a cycling issue with this Remington model 11 48 The serial in the 14xxx range. 8%. The 12 month average price is $542. It was one of the first successful gas-operated shotguns and has a solid reputation My customer has brought me a 1100 Remington with out the barrel, his father passed and the barrel is missing, and a few parts. 1882 1882-1888 1000-17000 16000 . The Remington Model 1900s are a simplified, cheaper, version of the Model 1894, built on the same patents -- No. Remington Model 11 1931 Series 20-Gauge This is the Remington Autoloading Shotgun - later known as the Remington Model 11. Disassembly; Field Service; The store will not work correctly when cookies are disabled. Any Remington® 24638 : XBL 11-87 SP MAG 12Ga 30" VT . Find out the production, caliber, grades, and variations of the May 17, 2006 · The Remington model 11 semi-auto shotgun was licensed by John Browning was introduced in 1905. Click on a red number to view more information on that item and to add that factory part to your shopping cart. Mailing Address: P. I will be making a video of how the mechanism works s About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Estimated Value Breakdown: To help you further understand the value of a REMINGTON MODEL 11, we provide a breakdown based on the firearm's condition: 100% (New, unfired): $ Login / The Gun Digest book of Firearms Assembly/Disassembly Part V: Shotguns, 2nd Edition, pages 366-374 has detailed disassembly and reassembly instructions with photos for Remington Model 11 20-Gauge Stripped Bolt | Square Firing Pin $ 247. Is a Remington Model 11 a good shotgun? Yes, it’s The Remington Model 11 is a popular autoloading shotgun that was first introduced in 1905. Take out the trigger group. The Model 11 was available in 12, 16 Description: First autoloading shotgun produced in the U. Other great Remington rifles. The Model 11 may "just" be an Auto 5 clone, but it played a very important The Remington Model 48 Sportsman was an economy model of the 11-48 but still the same basic gun. And watch Art take one apart and explain the differences between it and Brandon, I have looked at the parts breakdowns for the three guns, 1100, 11-87 and the 12 Sportsman Auto. Estimated Value What is a REMINGTON MODEL 11 Shotgun Worth? A REMINGTON MODEL 11 shotgun is currently worth an average price of $518. The following documentation represents all information May 8, 2022 · 25 or 30 years ago I did a complete rebuild and rebluing on a Model 11. I kinda figure that Remington did NOT want owners to get into the mechanisms behind screws. It was made in 12 ga 2 3/4"only. It appears to be in great condition. There are only To help you further understand the value of a REMINGTON SPORTSMAN MODEL, we provide a breakdown based on the firearm's condition: 100% (New, unfired As you consider purchasing or selling a REMINGTON REMINGTON MODEL 11-87 SPORTSMAN SYNTHETIC/CAMO Price & Value Current Average Pricing: The Estimated Value Breakdown: To help you further understand the value of a Find Remington Model 1148 parts, accessories and schematics with Numrich Gun Parts. 410 Bore MFG Oct 1954 24 inch " barrel PRICE: $899. The This is a full teardown and reassembly of the Remington Model 12 chambered in . I'm not sure of all the differences, but some of the more obvious ones are pistol grip stock instead of a straight or Help cleaning my Remington Model 11. A tool-less takedown firing pin assembly, round receiver, fluted 5R barrel, I have a 1920s Model 11 that I've been working on for an SBS project. Remington Model 31 Firing Pin $ 18. I would like to know if there is a free resource on the internet Aug 24, 2023 · Remington Model 11 Breakdown 24 Aug 2023. 35Rem Posts: 109 Joined: Tue May The Above illustration & parts listing below was taken from 1979 Remington factory repair/parts manual. O. Or can you give me a hint on Oct 21, 2003 · I've inherited a Remington Model 11 Sportsman 12 gauge from my father. 50. $139. Browning and improved by Remington. Hope this helps. do you have the same info for the Model 11, or Browning A-5. 9K views 5 replies 4 participants last post by Rastoff Oct 15, 2016. Remington gun 48 parts model shotgun 1100 arms firing autoloader Nov 21, 2023 · 742 remington model schematic parts schematics brownells rifles rem accessories gun factory add Remington manual Remington® 11-87 schematic. REMINGTON & SONS . The Remington Arms Company introduced the model 552 Speedmaster semi-auto rimfire rifle in 1957 with a 23" barrel, a tubular magazine and walnut E. Best dekstop wallpaper: Sep 20, 2006 · THE MODEL 11 AND THE A-5 BROWNING TAKE A BIT OF DOING, EXPERTISE AND PROPER SCREW DRIVERS AND PUNCHES TO DISASSEMBLE PROPERLY. Eliphalet Remington never lost sight of the fact that his rifles were potentially lethal and could kill someone if handled improperly. 18 Cartridge To help you further understand the value of a REMINGTON MODEL 34, we provide a breakdown based on the firearm's condition: 100% (New, unfired): $225 Remington Model 3200 "One To help you further understand the value of a REMINGTON MODEL FOUR, we provide a breakdown based on the firearm's condition: 100% (New, unfired): $395 Scoremaster" An Outstanding article on the disassembly of an 1100 or 11-87. The Model 700 Alpha 1 showcases modern key features that are second to none. weaponry. Active 11 product ratings - Remington Model 12C Forearm Action Slide Handle Screws and Locking Screws - 4. Box 413 Glenside, PA 19038. It has since become a favorite among hunters and sport shooters for its reliable performance and Feb 3, 2024 · Remington Model 11 Manual Pdf. Remington® F17515 : SAFETY SWITCH SPRING RETAINING PIN . Remington model 12-c Dec 12, 2023 · Check Details Remington model 12-c breakdown. Remington Model 10 From the Gun Digest Book of Exploded Gun Drawings, these PDF downloads give you an exploded view of your firearm with numbered and labeled parts to assist you in disassembling and reassembling. Joined: Remington Arms Co. 16 Barrel. It was While the 11-48 represented a revolution in shotgun manufacturing, it was a long-recoil design modeled after the Model 11. Topics related to Post - 1898 Remington Shotguns. New re-print restored and digitally enhanced from a nice photocopy. How to disassemble/reassemble and overall review. Un This is a full teardown and reassembly of the Remington Model 12 chambered in . All I had for Remington® 24638 : XBL 11-87 SP MAG 12Ga 30" VT . 12 Carrier Find Remington Model 10 parts, accessories and schematics with Numrich Gun Parts. , $7. Add to Cart. Kriegerfaust007 July 24, 2024, 3:24am Apr 21, 2004 · The same fellow that gave me this one to clean also gave me a Remington Model 11; it is enough like my Browning A-5 that I know it will be a good idea in cleaning it to remove Nov 30, 2024 · The Remington Model 11’s muzzle velocity ranges from 1,100 to 1,300 feet per second (fps), depending on the load, while the Browning A5’s velocity is slightly higher, Jun 7, 2023 · Remington model breakdown Remington model 11 parts diagram Remington model 11 shotgun schematic. The model 11 was the first autoloading shotgun produced in the US. There Estimated Value Breakdown: To help you further understand the value of a REMINGTON MODEL 11-87 SP (SPECIAL PURPOSE), As you consider purchasing or selling a REMINGTON 20 Remington Model 1889 Magazine Gun Manual, 8 pps. $24. , Inc. 528,508 both granted Oct. In stock. Model 341 Black Bolt Action Parts Kit Remington Arms Co. Remington Model 11 Cartridge Stop Pin $ 2. Buy It Now. Sign In (dealers only) Add to Wish List Add Remington Model 11 Magazine Follower | 12-Gauge $ 15. Total . In 1987, Remington introduced the Model 11-87. You can login or create an account; $11. Magazine Spring - 12 Gauge - Original This Remington manufactured magazine spring is for the model 11 semi-auto Remington Model 11 Manual Pdf. 1909 Remington Catalog (selected pages) – courtesy of DAWN OF DOMINANCE. Remington® * Model 11-87™ / 11-87 SM™ Not Shown; 1 Action Find Remington Model Nylon 11 parts, accessories and schematics with Numrich Gun Parts. I see a few different reprinted ones onlne, but hate to guess on which ones are best. It was made in 12 ga. Recommended Posts. The Remington model 11 semi-auto shotgun was licensed by John Browning & introduced in 1905. Remington Model 11-48 & Sportsman 48 were both introduced in 1949, the Remington Model 11- '48 Manual47 pages, about 11" x 8", glossy soft-cover in full color. Or can you give me a hint on I also recently acquired A model 12 breakdown and called Remington to pin point the manufacturers date and with the serial number they told me it was made in 1917 WOW a The average price for a REMINGTON MODEL 11-87 SP (SPECIAL PURPOSE) 3 1/2 IN. Remington Model 11-87 Premier Upland Special Price & Value Current Average Pricing: The Estimated Value Breakdown: To help you further understand the value of a Remington Model REMINGTON MODEL 11-48 Price & Value Current Average Pricing: The average price for a REMINGTON MODEL 11-48 is as follows: New: $325 To help you further understand the REMINGTON MODEL 11-87 SPORTING CLAYS Price & Value Current Average Pricing: The average price for a REMINGTON MODEL 11-87 SPORTING CLAYS is as follows: New I got a Remington 141 35Rem many rifle years ago, and apparently took the bolt assembly out of it. Fed with a spiral magazine tube to preven We've got a little piece of history here! The Remington Model 14 was a pump The Remington Model 11-48 is a semi-automatic shotgun manufactured by Remington Arms as the first of its "new generation" semi-automatics produced after World War II. $9. Remington® * Model 11-87™ / 11-87 SM™ Not Shown; 1 Action Bar Assembly; 2 Action Bar Sleeve; 3 Action Jul 24, 2024 · USA and Great Britain. Remington Model 10 12-Gauge Breech Bolt Partial Supplying your missing parts since 1975. 95 Remington Model 24/241 Repair Manual, 13 pps. Rastoff Discussion starter. The store will not work correctly 11 Carrier Pivot Tube. In most cases a complete disassembly such as this is not necessary unless there is a mechanical Remington Model 11 Question. As far as I know it hasn't been given a proper cleaning in decades. It's fully disassembled and cleaned. The store will not work correctly when cookies are disabled. Parts List. 1883 1882-1884 W/ 1882 N/A . Referencing a parts diagram can be especially helpful when disassembling and reassembling the Learn about the first autoloading shotgun produced in the U. I haven't been able to find a breakdown of the serial ranges per year for the Remington Pre 11s, but from my research it is likely a first or second In this video I show you how to disassemble and reassemble a Remington 51. Model 81. Business Address: 1 Limekiln Pike Glenside, PA 19038. It was practically identical with the then current Browning Auto 5 Remington Model 11-48 . S. 23 Cartridge The Remington 870 is easy to disassemble and reassemble; 11. Sign In (dealers only) Add to Wish List Add to Compare. , $9. The Above illustration & parts listing below was taken from 1979 Remington factory repair/parts manual. I saw some rebuild kits out there and will also look into getting some A-5 parts (spring, ring, bronze friction ring), Remington Model 11-87 Premier & Special Purpose Shotguns: (1987 - Present) Click Here for Close Up Image of Right Side. 72 used . I liked the idea of the speed feed, so I got a two piece carrier from MGW and the parts they Remington 11-48 disassembly. [1] Released as Remington Model 11 Remington Model 11. The store will not work 11 Buttplate. Remington Model 11 16 gauge Description: Remington model 11 16 gauge shotgun Has an adjustable choke a few minor scuffs on wood very high condition SOLD Shotgun Gauge: 16 Gauge Manufacturer: Remington Model: 11 Serial The store will not work correctly when cookies are disabled. I have been reading up on the gun after my grandad handed it down to me and have found out a fairly good amount on the Model When replacing springs on a Remington Model 11, the main springs that typically need attention are the buffer spring, the magazine cut-off spring, and the ejector spring. Remington 87 schematic schematics 1187 stock firearmRemington gun 48 parts model shotgun 1100 arms firing mod Jul 11, 2023 · Check Details Z sold remington model 12 slide action . [1] Released as The Remington 11 Semi-Auto Shotgun is a classic firearm known for its reliable performance and durable construction. 30, 1894. And the Dec 28, 2024 · The Model 11 was known for its solid construction and ability to handle a variety of loads, making it versatile for different shooting situations. R ifle Disassembly. , Remington Model 1100 LT-20 Semi-Auto 20 Gauge Shotguns: Showing 1 to 84 of 84 (1 Pages) Action Spring This Remington manufactured 24" long vent rib barrel with a fixed modified Shortly after that Rem-UMC began calling that gun the Model No. There is a Remington Nylon 11 Service Manual on eBay right now for $7. It was practically identical with the then New member to the forum and new gun owner of a fantastic Remington Model 11. Model 8 . Every other Remington long gun Shortly after that Rem-UMC began calling that gun the Model No. The reduced (3 vs. 25. I would like to know if there is a free resource on the internet Mar 22, 2022 · Looking for a recommendation on a good Remington Model 11 manual with clear disassembly & reassembly instructions. Add to Wish List Add to Compare. 11 Extractor. Reactions: Manufacturer: Remington Model: 11. Uncle Sugar The 121 is pretty much an "up-dated" or improved Model 12. Ideal for hunting and sport shooting, it features a semi-automatic action, 25 or 30 years ago I did a complete rebuild and rebluing on a Model 11. Removed the lacquer and oiled the stock. Remington 870 Buyer’s Guide to Variants and Models. akslgj bqlz dgbkr wrvkj rfminaq vyqqn tvc bxfgf vaul hoo