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Ar 15 Parts

Best Sellers
  1. Ar-15 9mm Upper Receiver Assembly - A2 9mm Upper Receiver
    Item#:
    739-000-012  
    Our Price:
    $529.99
    Description:
    Easily Convert Your .223 AR Into A Fast-Shooting 9mm
  2. Ar-15 80% Polymer Lower Receiver & Jig Kit - Ar-15 80% Polymer Lower Receiver With Jig Kit Fde
    Item#:
    100-023-521  
    Our Price:
    $75.00
    Description:
    Polymer 80% Lower Receiver and Complete Jig, everything you need to get your own build started. Unique reinforced polymer design allows for a great project build. Solid core design and beefed up buffer tube area ensure this lower will last. Improved Jig system provides insert for trigger hole drilling, and also includes necessary end mill bits. Kit Includes: AR-15 80% Lower, Set Screw Bolt Catch Pin, Dowel Pin for Bolt Catch, Pistol Grip Nut, Pistol Grip Screw, Allen Wrench, AR-15 Jig, End Mill for fire control pocket, Drill Bit for safety selector, Drill Bit for trigger & hammer pin holes, Drill Bit for pin holes & trigger hole. Jig screws are not included. Mfg: Polymer80 SPECS: Fits - Standard AR-15 components.
  3. Ar-15/M16 Receiver Taps & Dies - 1.250"-18 Tpi Tap
    Item#:
    080-598-125  
    Our Price:
    $59.99
    Description:
    Chases and cleans the two most important threads on the AR-15/M16 receivers. 1.250''''-18 tpi - Corrects out of spec or cross-threaded upper receivers and barrel nuts. 1-3/16''''-16 tpi - Makes receiver extension (recoil buffer) tube and lower receiver threads uniform for easier installation. Mfg: Brownells SPECS: High-speed steel. Plug taps; 2½'''' (6.3cm) diameter dies.
  4. Ar-15/M16 Receiver Taps & Dies - 1.250"-18 Tpi Die
    Item#:
    080-598-126  
    Our Price:
    $59.99
    Description:
    Chases and cleans the two most important threads on the AR-15/M16 receivers. 1.250''''-18 tpi - Corrects out of spec or cross-threaded upper receivers and barrel nuts. 1-3/16''''-16 tpi - Makes receiver extension (recoil buffer) tube and lower receiver threads uniform for easier installation. Mfg: Brownells SPECS: High-speed steel. Plug taps; 2½'''' (6.3cm) diameter dies.
  5. Ar-15 80% Lower Receiver
    Item#:
    100-016-685  
    Our Price:
    $44.99
    List Price: $49.99
    Description:
    Anderson Manufacturing 80% Lower Receiver is forged from 7075-T6 aluminum, for a superior custom build.  80% receiver ships in the white, and requires completion by the user.   Operations left to be completed include fire control/trigger group milling, trigger pin, hammer pin, trigger slot, and the safety selector hole. This is not an FFL item and requires machining to complete. Returns will not be accepted once the receiver is modified in any way. Mfg: Anderson Manufacturing SPECS: Fits - AR-15 common components once completed.
  6. Ar-15 Upper Receiver Block
    Item#:
    231-000-157  
    Our Price:
    $40.99
    Description:
    Machined from tough, long-wearing nylon to hold upper receiver in a bench vise without fear of crushing, marking or scratching the finish. Fits inside stripped or barreled, carry handle and flattop receivers with .250'''' diameter pivot pins. Holds receivers at any angle for cleaning, or fitting sights and accessories. Models to fit standard AR-15 and DPMS AR-style .308 receivers. Mfg: Dpms SPECS: Nylon, white. AR-15 - 7” (17.8cm) long, 1¾” (4.5cm) wide, 2-7⁄8'''' (7.3cm) high. DPMS .308 - 7-3⁄8'''' (18.7cm) long, 1-7⁄8'''' (4.8cm) wide, 3” (7.6cm) high. Fits DPMS Panther AR-style .308 receivers.

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Ar 15 Used Parts

Related Items
  1. Ar-15 Lower Parts Kit - Ar-15 Lpk Complete
    Item#:
    100-500-156  
    Our Price:
    $39.99
    List Price: $56.99
    Description:
    ELG stands for 'Enhanced Longitudinal Grind'.At the heart of this kit stands the longitudinally-ground trigger, which is ground in-line with the direction of pull along the long axis of the trigger, and then finish-polished. This grind and polish provide two significant advantages over standard mil-spec kits.  First, a smoother pull with reduced grittiness and second, an enhanced basis for performing a trigger job. Mfg: Critical Capabilities Llc
  2. Ar-15 Pin Kit
    Item#:
    231-015-001  
    Our Price:
    $16.99
    Description:
    Absolutely the easiest way to keep genuine Mil-spec AR-15 replacement parts in your shop and available for your customers. Contain one each of the following pins: Pivot, Take Down, Hammer and Trigger (0.154" OD), Bolt Catch Roll, Forward Assist Roll, Trigger Guard Roll, Gas Tube Roll, Ejector, Extractor, Firing Pin Retaining, A2 Sight Roll, Takedown/Pivot Detents, and Selector (Safety) Detent. Mfg: Dpms
  3. Ar-15 Lower Parts Kit - Lower Parts Kit Ar-15
    Item#:
    100-011-594  
    Our Price:
    $74.99
    Description:
    Complete kit contains every internal part needed to complete or rebuild an AR lower receiver. High-quality components are designed to work in coordination with each other to ensure smooth operation, and they come packaged in color-coded bags that organize related parts for easy assembly. Includes molded-polymer A2 pistol grip,  Mil-Spec trigger that offers a conventional, single-stage 6 to 6½ lb. service rifle pull. Mfg: Cmmg SPECS: Kit includes A2-style pistol grip, trigger, trigger spring, hammer, disconnector, hammer/trigger retaining pins, hammer spring, bolt stop and screw, selector, selector detent, bolt catch, magazine catch, magazine release button, front pivot pin, rear takedown pin, buffer retainer, triggerg
  4. Ar-15/M16 Upper Small Parts Kit - Ar15/M16 Upper Pins & Springs Kit
    Item#:
    100-014-543  
    Our Price:
    $14.99
    Description:
    Kits contain commonly-replaced AR-15 parts so you can have replacements on hand for refurbishing and repairing your rifle. Kits come with various mixtures of parts. All kits are sold separately. Mfg: Cmmg SPECS: Fits AR-15 and M16 rifles.
  5. Ar-15/M16 Armorer's Small Parts Kit - Ar-15 Armorer's Small Parts Kit
    Item#:
    084-000-374  
    Our Price:
    $479.99
    List Price: $599.99
    Description:
    Designed for the armorer or gunsmith who services a lot of ARs! This extensive kit includes the key small components for both the upper and lower receiver to keep your customers’, department’s, or agency’s AR-15s ready for action. Also great for doing multiple builds as well as for replacing parts that have been damaged in use or been lost during installation. Handy insurance to make sure you always have a replacement part when you need one. Mfg: Brownells SPECS: Kit includes: 5 each - hammer, hammer spring, trigger, trigger spring, triggerguard, triggerguard roll pin, disconnector, disconnector spring, safety selector, magazine latch, magazine release button, magazine release spring, bolt catch, bolt catch plunger, bolt catch spring, bolt catch ro
  6. Ar-15 Lower Parts Kit - Ar-15 Lpk No Trigger Guard Or Grip
    Item#:
    100-500-155  
    Our Price:
    $34.99
    List Price: $50.99
    Description:
    ELG stands for 'Enhanced Longitudinal Grind'.At the heart of this kit stands the longitudinally-ground trigger, which is ground in-line with the direction of pull along the long axis of the trigger, and then finish-polished. This grind and polish provide two significant advantages over standard mil-spec kits.  First, a smoother pull with reduced grittiness and second, an enhanced basis for performing a trigger job. Mfg: Critical Capabilities Llc

Ammunition
  1. Lake City 5.56x45mm 62gr Xm855 W/Mtm Ammo Can - 5.56mm Nato Xm855 Green Tip 62gr 500/Can
    Item#:
    105-000-589  
    Our Price:
    $179.99
    List Price: $214.99
    Description:
    Bulk-packed, new-manufactured 5.56x45mm NATO ammo has a 62-grain SS109 bullet with a green-painted steel "penetrator" tip over a lead core with a partial jacket. Loose/Bulk packaged in an MTM 45 cal. ammo can. Ammunition is Manufactured at the Lake City Army Ammunition Plant to Federal Cartridge Company specifications for military ammunition. The boxer-primed, reloadable brass case is headstamped with the Federal symbol and date of manufacture (military crimps should be removed before reloading). Water-resistant lacquer-sealed primer. Every cartridge is visually inspected before packing. For use only in rifles with chambers designed for 5.56x45mm ammunition. Some ranges pro Mfg: Federal
  2. American Eagle Ammo 5.56x45mm Nato 55gr Xm193 With Brownells Mags - 3 Ar-15/M16 Mags W/200 Rounds Ae
    Item#:
    100-007-777  
    Our Price:
    $115.99
    Description:
    Three of our top selling AR-15/M16 30 round magazines coupled with 200 rounds of American Eagle 5.56mm FMJ ammunition. These AR-15 magazines feature a chrome silicon spring coated with a dry-lube, high lubricity coating that resists corrosion and are less prone to taking a "set". American Eagle ammunition is an economical, American made, reliable practice ammunition. This kit gives you almost everything you need to hit the range. All you need is your favorite AR-15. Mfg: Brownells
  3. American Eagle Ammo 5.56x45mm Nato 55gr Xm193 With Pmags - 5.56x45mm Nato 55gr Fmj 200 Rounds & 3 30
    Item#:
    100-007-780  
    Our Price:
    $124.99
    Description:
    200 rounds of American Eagle 5.56mm ammunition and three Magpul Pmags allows for an easy and economical way to get your AR-15 out on the range. 55 grain ammunition will shoot well for a wide range of AR-15 rifle barrels, working with twist rates ranging from 1-7 to 1-12. Mfg: Brownells
  4. Lake City Ammo 5.56x45mm Nato 62gr Xm855 With Brownells Mags - 5.56x45mm Nato 62gr Fmj 420 Can & 10
    Item#:
    100-008-522  
    Our Price:
    $289.99
    List Price: $339.99
    Description:
    Lake City XM855 ammunition is some of our most popular ammo. All 420 rounds are loaded onto 10 round stripper clips which make loading the included 10 magazines quick and easy. Ammunition is Brass cased, boxer primed, and non-corrosive. Mfg: Brownells
  5. Noveski Ammo 5.56x45mm Nato 55gr Varmageddon - 5.56x45mm Nato 55gr Varmageddon 20/Box
    Item#:
    749-014-881  
    Our Price:
    $26.99
    Description:
    John Noveske always dreamed of creating a line of high quality ammunition tuned to his rifles.  A line of ammunition so good that it squeezes every bit of performance out of a rifle while also providing maximum terminal ballistics downrange. John’s dream is now a reality. Noveske signature ammunition, manufactured by Nosler, is the ultimate option for semi-automatic ri fles. Loaded with a variety of Nosler bullets, Noveske ammunition is perfectly suited for the important mission at hand. Get the performance your rifle deserves. Loaded in Noveske headstamped brass Specifically tuned for semi-automatic firearms Black nickel plated components for stealthy-smoot Mfg: Nosler, Inc.
  6. M80 7.62 Nato 149gr Ball 500/Rds - Federal Ammo M80 7.62 Nato 149gr Ball 500/Bx
    Item#:
    100-010-474  
    Our Price:
    $334.99
    List Price: $369.99
    Description:
    Features: Ideal for target practice Accurate and reliable Available in a wide variety of calibers, including specialty loads Mfg: Federal

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Looking for Ar 15 Parts? Brownells.com carries the best selection at the lowest prices around. Our selection of 524 Ar 15 Parts and Ar 15 Used Parts represents the best of the best, on sale at prices from $0.99 to $4,195.00. 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 stand behind every item we sell, because we work with guns, too. We're happy to offer a 100% satisfaction guarantee - if you're not completely satisfied with your purchase, we'll make it right. So, browse our wide selection of Ar 15 Parts - we know you'll find what you're looking for. When you're ready to place an order, use our easy checkout or give us a call. 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.