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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KAC Knights Armament Company URX 4, 5.56 M-LOK 14.5" Forend Kit 32304-1450
Knights Armament Company
$373.91The KAC Knight's Armament URX 4, 5.56mm M-LOK 14.5" Forend Kit (KAC PN: 32304-1450) is KAC's premier free-float M-LOK handguard for AR-15/M4/SR-15 pattern rifles. The URX 4 is fully modular,...$373.91 -
Volquartsen Summit Rifle Barreled Action .22 LR VCB-0282
Volquartsen
$1,165.00The Volquartsen Summit .22 LR Barreled Action (VCB-0282) is Volquartsen's Summit precision .22 LR bolt-action sold as a barreled action only — the rifle without a stock — for shooters who want to...$1,165.00 -
Forward Controls Design Augmented Bolt Catch For LMT MARS-L Black
Forward Controls Design, Inc
$58.00The Forward Controls Design Augmented Bolt Catch for LMT MARS-L (ABC/R v3 MARS-L) is FCD's ABC/R v3 bolt catch specifically dimensioned and designed for use with the LMT MARS-L ambidextrous lower...$58.00 -
FCD Forward Controls Design Rail Cover, Picatinny 1.7" RCP1.7
Forward Controls Design, Inc
$11.40The Forward Controls Design Picatinny Rail Cover 1.7" (RCP1.7) is FCD's short-length Picatinny rail cover for protecting unused MIL-STD-1913 Picatinny rail slots on AR-15 uppers, handguards, and...$11.40 -
FCD Forward Controls Design Rail Cover, Picatinny 3.3"RCP3.3
Forward Controls Design, Inc
$15.20The Forward Controls Design Picatinny Rail Cover 3.3" (RCP3.3) is FCD's medium-length Picatinny rail cover for protecting unused sections of MIL-STD-1913 Picatinny rail. The RCP (Rail Cover,...$15.20 -
Two Vets Tripods Recon V2 Inverted Tripod - Vented Tubes, Rubber Twist Locks RECONV2LSI
Two Vets Tripods
$605.00Application PRS/NRL Style Matches Team Matches Hunting (Predator, Hog ) Back Woods Back Country Hunting Range Shooting Features: Inverted Leg Design - featuring top-positioned twist locks for...$605.00 -
LaRue Tactical MBT-2S Two-Stage Curved Trigger AR-10/AR-15 LTMBT2S
$134.99The LaRue Tactical MBT-2S Two-Stage Curved Trigger (LTMBT-2S) is one of the most acclaimed aftermarket AR-15 trigger upgrades on the market, delivering match-grade trigger performance at an...$134.99 -
AmeriGlo Classic Glock Gen 5 9mm/.40 Self-Defense Night Sights - 3-Dot, Tritium Green - GL-5113
AmeriGlo
$102.00Easily visible under all lighting conditions, the AMERIGLO Classic Tritium series sight comes with a green tritium lamp/white outline for the front sight and two green tritium lamps/white outlines...$102.00 -
Glock 17/34 9mm 33-Round OEM Factory Magazine - Orange Follower- 65971
Glock
MSRP: $40.00$34.20Features: Manufacturer: Glock Model(s): 17 / 19 / 26 / 34 Generation: Caliber: 9MM Capacity: 33-Rounds Material: Polymer Magazine Color: Black Magazine Part#: 4422-02 Follower Color: Orange Follower...MSRP: $40.00$34.20 -
Magpul - MOE SL-K Carbine AR-15 Mil-Spec Stock - Gray - MAG626-GRY
Magpul Industries
$44.95The Magpul MOE SL-K Carbine Stock — Mil-Spec, Gray (MAG626-GRY) is Magpul's ultra-slim, lightweight version of the MOE SL carbine stock in Gray, designed for mil-spec carbine buffer tubes. The MOE...$44.95 -
Magpul - B.A.D. Lever AR-15 Bolt Catch Extension - MAG980-BLK
Magpul Industries
$32.95The Magpul B.A.D. Lever AR-15 Bolt Catch Extension (MAG980-BLK) is Magpul's Battery Assist Device for the AR-15/M4 platform — a lever that attaches to the standard AR-15 bolt catch and extends into...$32.95 -
Geissele Automatics - Super Precision 30mm Scope Mount for Vortex 1-6X Scopes - 05-329B
Geissele Automatics
$331.50This AR-15 Scope Mount is part of The Geissele SOPMOD Certified Series features Geissele products currently in use by top tier military and counter-terrorism units throughout the U.S. Special...$331.50