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Ar15 Parts

Best Sellers
  1. Ar-15/M16 Receiver Shims - Upper/Lower Receiver Shims
    Item#:
    713-000-108  
    Our Price:
    $15.99
    Description:
    Tempered stainless steel shims reduce play between receiver halves and hammer/trigger components for a tighter, smoother-functioning rifle. Helps restore accuracy and reduce noise in older rifles. Upper/Lower shims fit on the pivot pin to reduce side-to-side play between the upper and lower receiver. Mfg: Power Custom SPECS: Stainless steel, heat-hardened. Pak of 10.
  2. 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
  3. 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.
  4. 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.
  5. 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.
  6. Ar-15 Stripped A2 Upper Receiver - Stripped A2 Upper Receiver
    Item#:
    231-000-152  
    Our Price:
    $99.99
    Description:
    Fully machined and finished, military style uppers ready for you to install your choice of barrel, carrier, bolt, forearm, and lower to build a custom AR-15. A2 carry handle style, complete with cuts for mounting A2 rear sight. Features shell deflector, forward assist housing, and provisions for installing an ejection port cover. Precision machined from a premium-grade aluminum forging and hardcoat anodized for extra strength, with a tough, scratch-resistant Teflon coating. Does Not feature M4 Style Cuts. Mfg: Dpms SPECS: Aluminum, hard anodized, Teflon coated, matte black. Fits mil-spec AR-15 lower receiver with .250” pivot pins. Does Not feature M4 Style Cuts.

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Ar15 Parts Sale

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 Lost Parts Kit - Ar15 Lost Parts Kit
    Item#:
    100-015-383  
    Our Price:
    $14.99
    Description:
    The first problem with AR-15 maintenance and gunsmithing work is the little spring or detent that pops out and falls into that black hole under the workbench! This Parts Kit - of all the most critical springs, detents, inserts and pins - will get your gun back to full function in short order. Kit includes: takedown detent (4), takedown springs (4), firing pin retaining pin (2), buffer retainer (2), buffer reatiner spring (2), safety detent (2), safety/ejector spring (2), extractor spring & buffer (2). Mfg: Bushmaster Firearms Int.Llc.
  3. 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
  4. 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
  5. 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.
  6. Ar-15/M16 Armorer's Small Parts Kit - Ar-15 Armorer's Small Parts Kit
    Item#:
    084-000-374  
    Our 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

Ammunition
  1. 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:
    $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
  2. Umc Ammo 223 Remington 55gr Fmj With Brownlls Mags - 223 Rem 55gr Fmj 200 Rounds & 3 30 Rnd Ar-15 Ma
    Item#:
    100-007-778  
    Our Price:
    $139.99
    Description:
    200-Rds of 223 Remington 55gr FMJ ammo bundled with your choice of Brownells or MAGPUL 30-Rd AR-15 Magazines. Mfg: Remington Arms Inc
  3. Ar-15 Tactical Magazine Can - Tactical Magazine Can Ar Polymer Tan
    Item#:
    100-574-004  
    Our Price:
    $21.99
    Description:
    Always ready for quick transport, Tactical Mag Cans offer a protected method of storage for loaded magazines. Each mag is individually secured with ridged precut foam padding to prevent bumping, sliding and scratching. Box shuts tight with an O-ring seal and solid latching system. Security tabbed for two padlocks. Molded-in stacking ridges for slip resistant stacking. Comfortable handle for when you’re bugging out. Designed to hold 20 or 30 round 223/5.56 AR15 magazines in precut foam padding Stackable design and triple padlock tabbed for security Water-resistant O-ring seal for dry storage; Non-submersible Capacity: 15 Mfg: Mtm
  4. Lake City Ammo 5.56x45mm Nato 55gr Xm193 With Brownells Mags - 5.56x45mm Nato 55gr Fmj 420 Can & 10
    Item#:
    105-000-600  
    Our Price:
    $329.99
    Description:
    Top-quality, new-manufactured mil-spec 5.56x45mm NATO XM193 FMJ ammo ideal for training & practice. This ammunition was produced at Lake City Army Ammunition Plant to Federal Cartridge Company specs for commercial ammunition. 55 grain FMJ boattail bullet – the exact load developed for the original M16 rifle. Headstamped with Federal logo and date of manufacture, reloadable brass cases with crimped in boxer primers. Lacquer-sealed primer and case mouth to resist moisture. Mfg: Federal
  5. Xm193 450 Rounds W/10 30rnd Ar-15 Mags - Xm193 5.56mm 55gr 450/Case W/10 30rnd Ar15 Mags
    Item#:
    105-000-603  
    Our Price:
    $339.99
    Description:
    Top-quality, new-manufactured mil-spec 5.56x45mm NATO XM193 FMJ ammo ideal for training & practice. This ammunition was produced at Lake City Army Ammunition Plant to Federal Cartridge Company specs for commercial ammunition. Ammunition is loaded onto 10 round stripper clips to make magazine loading easy. Bundled with 10 Brownells AR-15-M16 30 round magazines featuring a Chrome Silicon Spring. Mfg: American Eagle
  6. American Eagle Ammo 5.56x45mm Nato 55gr Xm193 With Brownells Mags - 5.56x45mm Nato 55gr Fmj 200 Roun
    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

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So, you're looking for Ar15 Parts? Look no further than Brownells.com for the best prices and selection. Here you'll find 644 Ar15 Parts and Ar15 Parts Sale, the best selection online, ranging in price from $0.99 to $4,195.00. We're the number one online retailer of gun parts and gunsmith tools. Our success and dedication allows us to provide you with the best products, lowest prices, and excellent customer service every time. We know you'll be happy with your purchase of Ar15 Parts from Brownells.com. We stand behind every product we sell, and we're proud to prove it with our 100% satisfaction guarantee - if you're not completely happy with your purchase, let us know right away. Our entire inventory of Ar15 Parts is online, so it's easy to find what you need. When you're ready to order, use our simple cart or call us toll-free at 1-800-741-0015. We're passionate about meeting all your needs for gun parts and gunsmith tools, and we're confident you'll find what you need here. If you have any questions, don't hesitate to give us a call!