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
Two Vets Tripods - No Name V2 - #NONAMEV2
Two Vets Tripods
Now: $605.00Was: $620.00Application PRS/NRL Style Matches Team Matches Hunting (Predator, Hog ) Back Woods Back Country Hunting Range Shooting Features Rubber Twist Locks new and improved rubber twist locks Vented tubes for...Now: $605.00Was: $620.00 -
On Sale
Two Vets Tripods - Recon Inverted - RECONLSI
Two Vets Tripods
Now: $605.00Was: $620.00Application PRS/NRL Style Matches Team Matches Hunting (Predator, Hog ) Back Woods Back Country Hunting Range Shooting Features Rubber Twist Locks new and improved rubber twist locks Vented tubes for...Now: $605.00Was: $620.00 -
On Sale
Two Vets Tripods - QDT V2 Inverted - QDTV2LSI
Two Vets Tripods
Now: $615.00Was: $630.00Application PRS/NRL Style Matches Hunting (Predator, Hog ) Range Shooting Features Rubber Twist Locks new and improved rubber twist locks Vented tubes for faster deployment with no airlock when deploying or...Now: $615.00Was: $630.00 -
Forward Controls Design - HSM (Hand Stop, MLOK) Black/FDE/ODG
Forward Controls Design, Inc
MSRP: $60.00$57.00The Forward Controls Design HSM Hand Stop M-LOK (HSM) is FCD's compact hand stop for M-LOK compatible handguards, available in Black, FDE, and ODG (Olive Drab Green) colors. The HSM (Hand Stop, M-LOK, Forward Controls) provides a positive indexing point...MSRP: $60.00$57.00 -
Out of stock
Volquartsen - VF-9 Lightweight Barrel for 22 Charger Threaded - #VF-0001
Volquartsen
$355.00When you're going all out with a custom 22 Charger build, our VF-9 Barrel is the perfect complement for your aftermarket, stubby barrel chassis. Specs Product Number VF9‑0001 Approximate weight 12oz UPC 810162019464 Barrel Length 9...$355.00 -
Out of stock
Volquartsen - TG2000 Rapid Release 10/22 Trigger Group - #VCTP-1-B-10-RR
Volquartsen
$320.00The Volquartsen TG2000 Trigger Group with Volquartsen TG2000 Rapid Release preinstalled. CNC-machined from 6061 Aluminum 2.25 lb trigger pull Adjustable for pretravel and overtravel but not pull weight Only compatible with right-handed...$320.00 -
Volquartsen - Recoil Rod and Spring Kit - VC3RS
Volquartsen
$21.15The Volquartsen Recoil Rod and Spring Kit for Ruger Mark III/IV (VC3RS) is Volquartsen's precision recoil rod and spring upgrade for the Ruger Mark III and Mark IV pistol platforms. The upgraded recoil rod and spring provide more consistent bolt cycle...$21.15 -
Volquartsen - Exact Edge Extractor - VC10EE
Volquartsen
$12.83The Volquartsen Exact Edge Extractor for Ruger 10/22 (VC10EE) is Volquartsen's precision replacement extractor for the Ruger 10/22, machined to tighter tolerances than the factory extractor for more positive, reliable case extraction. Extraction failures...$12.83 -
Out of stock
Barrett - 50 BMG Rifle Magazine 10 Rounds Fits M107A1 Rifles - #12808
Barrett Firearms
$190.00Barrett - 50 BMG Rifle Magazine 10 Rounds Fits M107A1 Rifles - 12808 - 816715012449 - Boss Firearms - BossFirearms.com This Barrett factory magazine features an anti-tilt follower and stress-relieved chrome silicone spring for the ultimate in reliability...$190.00 -
On Sale
Unity Tactical - ModButton Lite 4.5" - MBL-BLK-SF-4.5
Unity Tactical
Now: $78.00Was: $86.00The Unity Tactical ModButton Lite 4.5" (MBL-BLK-SF-4.5) is a compact weapon light activation system designed for use with SureFire Scout Series and compatible weapon lights. The ModButton Lite provides a programmable, low-profile tape switch solution...Now: $78.00Was: $86.00 -
On Sale
Sig Sauer - Tapered Barrel Muzzle Adapter 7.62mm - TAPER-CAP-762
Sig Sauer
Now: $22.65Was: $24.99The Sig Sauer Tapered Barrel Muzzle Adapter for 7.62mm (TAPER-CAP-762) is an adapter that converts a Sig Sauer tapered (unthreaded) barrel profile to a threaded interface, enabling use of suppressors, muzzle brakes, flash hiders, and other threaded...Now: $22.65Was: $24.99 -
Out of stock
AB Suppressor - Raptor Muzzle Thread Adapter - #TA-5/8-24
AB Suppressor
$26.00Ab Suppressor TA-5/8-24 Raptor Muzzle Thread Adapter 5/8"x24 to 1/2"x28 to 17-4 PH - A thread conversion piece that converts a 5/8"x24 thread pitch to 1/2 x 28. Each adapter is machined with all mating surfaces in one process.$26.00