Parts & Accessories
Shop AR-15 and AR-10 parts and accessories from Boss Firearms. Our parts inventory includes LMT upper and lower receivers, Proof Research carbon fiber barrels, Forward Controls Design components, Geissele triggers, Magpul furniture, BCM parts, SureFire lights, and much more. Whether you're building a new rifle or upgrading your current setup, we carry the hard-to-find components trusted by military, law enforcement, and serious civilian shooters.
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Out of stockOn Sale
Magpul - Angled Foregrip 2 - MAG414-BLK
Now: $33.20Was: $34.95The AFG-2 is a slim line design that is shorter in overall length and width compared to the original AFG. Smaller size allows for mounting on a wider variety of railed hand guards and better compatibility with rail covers and accessory mounts. Compatible...Now: $33.20Was: $34.95 -
Magpul - MBUS Back-Up Front Sight Gen 2 - MAG247-BLK
Magpul Industries
$37.95The Magpul MBUS Back-Up Front Sight GEN 2 (MAG247-BLK) is Magpul's GEN 2 polymer flip-up front backup iron sight for AR-15/M4 rifles. The MBUS (Magpul Back-Up Sight) Gen 2 Front features a spring-loaded, push-button deployment for instant sight...$37.95 -
Out of stock
Magpul - MBUS Gen 2 Front Backup Up Sights - MAG247-FDE
Magpul Industries
$29.71The MBUS (Magpul Back-Up Sight) is a low-cost, color injection molded, folding back-up sight. The MBUS Front Sight is adjustable for elevation and fits most 1913 Picatinny-railed hand guards, but is specifically tailored to the AR15/M16 platform. Spring...$29.71 -
Out of stockOn Sale
Magpul - MBUS Pro Front Sights Offset - MAG525-BLK
Magpul Industries
Now: $94.95Was: $99.95Building on the proven MBUS Pro platform, the MBUS Pro Offset Sights are part of an effective aiming system to supplement magnified optics on M1913 Picatinny mounting surfaces. In the event of a damaged or nonfunctional primary optic, or a close target,...Now: $94.95Was: $99.95 -
Out of stockOn Sale
Magpul - MBUS Pro Rear Sights Offset - MAG526-BLK
Magpul Industries
Now: $113.95Was: $119.95Building on the proven MBUS Pro platform, the MBUS Pro Offset Sights are part of an effective aiming system to supplement magnified optics on M1913 Picatinny mounting surfaces. In the event of a damaged or nonfunctional primary optic, or a close target,...Now: $113.95Was: $119.95 -
Out of stockOn Sale
Magpul - RLS Sling - MAG1004-BLK
Magpul Industries
Now: $23.70Was: $24.95Building on the heritage and proven performance of Magpul's MS Sling series, the Magpul RLS (Rifleman Loop Sling) is a durable, lightweight, and affordable shooting aid and retention device. Combining the best features of Rhodesian and 1907 match-style...Now: $23.70Was: $24.95 -
Out of stockOn Sale
Magpul - Ambidextrous Sling Attachment Point - MAG500-BLK
Magpul Industries
Now: $32.25Was: $33.95The ASAP Ambidextrous Sling Attachment Point allows a range of motion greater than 180 degrees, enabling true ambidextrous weapon manipulation for both left and right handed shooters. The ASAP replaces the standard AR15/M4 carbine stock receiver end...Now: $32.25Was: $33.95 -
Out of stockOn Sale
Magpul - MOE Carbine Stock - MAG400BLK
Magpul Industries
Now: $42.70Was: $44.95The MOE Stock - Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields...Now: $42.70Was: $44.95 -
Magpul - MOE Pistol Grip Black - MAG415-BLK
Magpul Industries
$19.90The Magpul MOE Pistol Grip — Black (MAG415-BLK) is Magpul's standard MOE (Magpul Original Equipment) pistol grip for AR-15/M4 rifles. The MOE Grip replaces the traditional A2 grip with an improved ergonomic design featuring aggressive texturing on all...$19.90 -
Out of stockOn Sale
Magpul - M-Lok Bipod - MAG933-BLK
Magpul Industries
Now: $109.20Was: $114.95The Magpul Bipod offers serious strength and versatility at a price that provides unmatched value. Rich with important features, our lightweight Mil-spec hard anodized 6061 T-6 aluminum and injection-molded polymer bipod brings innovation in ergonomics,...Now: $109.20Was: $114.95 -
Out of stockOn Sale
Magpul - MOE Carbine Stock ODG - MAG400-ODG
Magpul Industries
Now: $42.70Was: $44.95The MOE Stock - Mil-Spec Model (Magpul Original Equipment) is a drop-in replacement buttstock for AR15/M16 carbines using mil-spec sized receiver extension tubes. Designed for light, fast action the streamlined A-frame profile avoids snagging and shields...Now: $42.70Was: $44.95 -
Out of stockOn Sale
Magpul - MOE M-Lok Handguard - MAG424-BLK
Magpul Industries
Now: $35.10Was: $36.95The Magpul MOE M-LOK Hand Guard (Magpul Original Equipment) for AR15/M4 firearms with carbine-length gas systems combines the light weight of a standard hand guard with modular flexibility. Designed with versatility in mind, M-LOK slots at the two, six,...Now: $35.10Was: $36.95