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Remington 870 Mag Extension

Best Sellers
  1. Remington 870 Magazine Extension - Rem 870 Mag. Extension, +3 Rds
    Item#:
    019-000-048  
    Our Price:
    $41.99
    Description:
    Extruded aluminum tube replaces the factory magazine cap and increases magazine capacity without adding excess weight. Attaches quickly without gunsmithing, and requires no permanent modifications to your 870. Ratchet base on magazine retains the tube; cannot back off or loosen during firing if properly installed. Kit includes extended-length spring to maintain correct function and feeding. Separate models available to increase capacity by 2 or 3 rounds when using 2¾" shells. Mfg: Advanced Technology SPECS: 6061T6 aluminum, hardcoat anodized finish, matte black. Minimum required barrel length: 18.5".
  2. Remington 870 Magazine Extension - Rem 870 Mag. Extension, +2 Rds
    Item#:
    019-000-047  
    Our Price:
    $39.99
    Description:
    Extruded aluminum tube replaces the factory magazine cap and increases magazine capacity without adding excess weight. Attaches quickly without gunsmithing, and requires no permanent modifications to your 870. Ratchet base on magazine retains the tube; cannot back off or loosen during firing if properly installed. Kit includes extended-length spring to maintain correct function and feeding. Separate models available to increase capacity by 2 or 3 rounds when using 2¾" shells. Mfg: Advanced Technology SPECS: 6061T6 aluminum, hardcoat anodized finish, matte black. Minimum required barrel length: 18.5".
  3. Shotgun Magazine Extension Tubes - Remington 870/1100/11-87 7 Shot Magazine Extension
    Item#:
    100-013-350  
    Our Price:
    $50.95
    Description:
    Add firepower to your favorite shotgun.  These magazine extensions are constructed of blued solid steel and come with spring, base clamp, and a high visibility follower.  The threaded tube replaces you magazine cap and gives you the ability to add extra rounds to you magazine.  Easy to follow instructions are included.  The magazine extension tube is great for home protection, competition shooting, and law enforcement. Mfg: Carlsons SPECS:  All extensions are 12 gauge only. Overall Length of Extensions:  04500 (8.25"), 04501 (10.5"), 04502 (6.25"), 04504 (14.25"), and 04506 (6.25") Magazine round count is for total capacity using 2 3/4" shells and 1 in the chamber
  4. Shotgun Magazine Extension Tubes - Remington 870/1100/11-87 8 Shot Magazine Extension
    Item#:
    100-013-346  
    Our Price:
    $51.95
    Description:
    Add firepower to your favorite shotgun.  These magazine extensions are constructed of blued solid steel and come with spring, base clamp, and a high visibility follower.  The threaded tube replaces you magazine cap and gives you the ability to add extra rounds to you magazine.  Easy to follow instructions are included.  The magazine extension tube is great for home protection, competition shooting, and law enforcement. Mfg: Carlsons SPECS:  All extensions are 12 gauge only. Overall Length of Extensions:  04500 (8.25"), 04501 (10.5"), 04502 (6.25"), 04504 (14.25"), and 04506 (6.25") Magazine round count is for total capacity using 2 3/4" shells and 1 in the chamber

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remington 870 mag extension & Accessories

Related Items
  1. Shotgun Magazine Extension - 20 Ga Blue Mag Ext, 5-Rds Fit Remington (B)
    Item#:
    159-000-009  
    Our Price:
    $49.99
    Description:
    Gives you additional magazine capacity in only a minute. Quick and simple to install and remove. Threaded tube replaces magazine cap screw. Perfect for Shotgun Action Shooting events or Law Enforcement. Sling Swivel Clamp (included on Remington models only) secures extension to the barrel for extra support. Provides a convenient front mounting point for carry strap or sling. Sling Swivel Clamp also available separately. Mfg: Choate SPECS: Extension - Steel, blued or parkerized, matte finish. 12 ga. only. Includes extended spring, follower and swivel clamp. Sling Swivel Clamp - Blued or parkerized steel, front and rear 1" swivel rings with studs. Chart indicates number of ROUNDS (RDS) in addition to factory magazine capaci
  2. Shotgun Magazine Extension - 20 Ga Blue Mag Ext, 3-Rds Fit Remington (B)
    Item#:
    159-000-007  
    Our Price:
    $44.99
    Description:
    Gives you additional magazine capacity in only a minute. Quick and simple to install and remove. Threaded tube replaces magazine cap screw. Perfect for Shotgun Action Shooting events or Law Enforcement. Sling Swivel Clamp (included on Remington models only) secures extension to the barrel for extra support. Provides a convenient front mounting point for carry strap or sling. Sling Swivel Clamp also available separately. Mfg: Choate SPECS: Extension - Steel, blued or parkerized, matte finish. 12 ga. only. Includes extended spring, follower and swivel clamp. Sling Swivel Clamp - Blued or parkerized steel, front and rear 1" swivel rings with studs. Chart indicates number of ROUNDS (RDS) in addition to factory magazine capaci
  3. Shotgun Magazine Extension - 20 Ga Blue Mag Ext, 4-Rds Fit Remington (B)
    Item#:
    159-000-008  
    Our Price:
    $47.99
    Description:
    Gives you additional magazine capacity in only a minute. Quick and simple to install and remove. Threaded tube replaces magazine cap screw. Perfect for Shotgun Action Shooting events or Law Enforcement. Sling Swivel Clamp (included on Remington models only) secures extension to the barrel for extra support. Provides a convenient front mounting point for carry strap or sling. Sling Swivel Clamp also available separately. Mfg: Choate SPECS: Extension - Steel, blued or parkerized, matte finish. 12 ga. only. Includes extended spring, follower and swivel clamp. Sling Swivel Clamp - Blued or parkerized steel, front and rear 1" swivel rings with studs. Chart indicates number of ROUNDS (RDS) in addition to factory magazine capaci
  4. Shotgun Magazine Extension - 20 Ga Blue Mag Ext, 7-Rds Fit Remington (B)
    Item#:
    159-000-006  
    Our Price:
    $44.99
    Description:
    Gives you additional magazine capacity in only a minute. Quick and simple to install and remove. Threaded tube replaces magazine cap screw. Perfect for Shotgun Action Shooting events or Law Enforcement. Sling Swivel Clamp (included on Remington models only) secures extension to the barrel for extra support. Provides a convenient front mounting point for carry strap or sling. Sling Swivel Clamp also available separately. Mfg: Choate SPECS: Extension - Steel, blued or parkerized, matte finish. 12 ga. only. Includes extended spring, follower and swivel clamp. Sling Swivel Clamp - Blued or parkerized steel, front and rear 1" swivel rings with studs. Chart indicates number of ROUNDS (RDS) in addition to factory magazine capaci
  5. Magazine Extension Kit, Parkerized - Magazine Extension Kit, 2-Round, Parkerized
    Item#:
    767-000-527  
    Our Price:
    $77.99
    Description:
    Geniune, Factory Brand Extensions Increase Mag Tube Capacity
  6. Magazine Extension Kit, Parkerized - Magazine Extension Kit, 3-Round, Blue
    Item#:
    767-000-528  
    Our Price:
    $48.99
    Description:
    Geniune, Factory Brand Extensions Increase Mag Tube Capacity

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Ammunition
  1. Remington Sts 12ga Ammo Case - Premier Sts 12ga 2-3/4   1-1/8oz Light #8 Shot 250/Case
    Item#:
    105-000-327  
    Our Price:
    $83.99
    List Price: $97.99
    Description:
    Premier® STS shells are the most reliable and consistent shells you can shoot, but with premium-quality components Hard lead shot in a variety of load weights to give an optimum balance of velocity and comfortable recoil. Now available in case quantites. Mfg: Brownells
  2. Hornady Custom 223 Rem Sp Ammo Case - Custom .223 Rem 55gr Sp 500/Case
    Item#:
    105-000-325  
    Our Price:
    $269.99
    List Price: $299.99
    Description:
    The Hornady BTSP is part of the InterLock series of bullets from Hornady. It features an aerodynamic secant ogive for a flat, streamlined trajectory resulting in pinpoint accuracy. A tapered jacket helps provide deep penetration with controlled expansion while a lead alloy core adds strength and durability. The InterLock ring locks the core and jacket together. cartridge cases are brass, boxer primed and re-loadable. Muzzle velocity is 3240 fps based on a 24 inch barrel. Hornady products provide consistent quality, accuracy and performance and are designed, manufactured and tested with state of the art equipment under the highest standards of quality assurance. Mfg: Brownells
  3. Wolf Gold 223 Rem Fmj Ammo Can - Wolf Gold .223 Remington 55gr Fmj 500 Round Ammo Can
    Item#:
    105-203-234  
    Our Price:
    $199.99
    List Price: $229.99
    Description:
    500 Rounds of Wolf 223 Remington with 55gr Full Metal Jacket (FMJ) bullets for high-volume shooting. This Wolf ammo is made for reliable ignition in adverse conditions. Lead core bullets. This is boxer primed brass cartridge case ammunition that is re-loadable. Equivalent to M193 ammunition. Conveniently priced to where it won’t hurt your pocket book – quite a change from what’s been on the market lately! Mfg: Brownells
  4. Gorilla .223 Remington Ammo Can - 223 Remington 55gr Blitzking 200-Rd Varmint Can
    Item#:
    105-000-310  
    Our Price:
    $129.99
    List Price: $199.99
    Description:
    200 rounds of 223 Remington varmint ammo, conveniently packaged in a rugged, O-ring sealed Ammo Can. New construction (not remanufactured), reloadable brass cases, loaded with 50 Grain Sierra Blitz King explosive varmint-stopping bullets!  Clearance priced, while supplies last! The ammo can is waterproof, with heavy-duty dual latch, and stackable, for harsh conditions and even harsher treatment! Mfg: Brownells
  5. Gold Rifle Ammunition - .223 Remington 55gr Fmj 20 Rounds/Box
    Item#:
    105-000-222  
    Our Price:
    $8.99
    Description:
    GOLD RIFLE AMMUNITION Mfg: Wolf
  6. Lapua Scenarl Ammunition - Lapua Scenarl Ammo 223 Rem Otm 69gr
    Item#:
    749-015-384  
    Our Price:
    $64.99
    Description:
    Lapua ammunition is known by shooters all over the world. They are please to partner with the world’s top shooters, and to be an example copied by other manufacturers. Lapua’s extremely accurate target shooting cartridges are loaded with the best target bullets. Numerous world championships, Olympic championships and other top competition gold medals, as well as many official world records in different disciplines are shot with the Lapua cartridges. Lapua has recently undertaken a daunting task; to make the best even better. Lapua has combined both our experience and their state of the art manufacturing capabilities to further refine the tolerances on their match winning Scena Mfg: Lapua

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Shopping for Remington 870 Mag Extension? You'll find the best selection and prices everyday at Brownells.com. We've got 22 Remington 870 Mag Extension and Remington 870 Mag Extension & Accessories, from $18.95 to $248.99, meaning your search is over. As the number one online retailer of gun parts and gunsmith tools we are able to provide excellent customer service, great prices, and top quality merchandise, every day. We know you'll find our Remington 870 Mag Extension to be everything you expect, so we're proud to offer a 100% satisfaction guarantee. If you're not completely satisfied with your purchase, we'll make it right; whatever it takes. Shop our inventory of Remington 870 Mag Extension and place your order on the web or over the phone. Brownells.com is dedicated to helping you find the gun parts and gunsmith tools you need, so don't hesitate to drop us a line if you have any questions.