Gun Parts
Welcome to the Gun Parts superstore at Boss Firearms Company, LLC. Whether you are undertaking a custom precision build, performing routine armorer maintenance, or upgrading an existing platform, we stock the high-performance components you need. As an authorized dealer for premium OEM and aftermarket manufacturers, we provide everything from stripped receivers and match-grade triggers to enhanced bolt carrier groups (BCGs) and duty-ready barrels for rifles, handguns, and shotguns.
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Out of stock
Volquartsen - Lightweight Barrel for the Ruger 10/22 Charger - VF6-T
Volquartsen
MSRP: $368.00$355.00When you're going all out with a custom 22 Charger build, our VF-6 Barrel is the perfect complement for your aftermarket, stubby barrel chassis. Available in 6" & 9". Specs Note: this barrel is not...MSRP: $368.00$355.00 -
Out of stock
Volquartsen - Summit Rifle Barreled Action .22 LR - VCB-LR-BA
Volquartsen
MSRP: $1,225.00$1,165.00The Volquartsen Summit bolt action is based on a concept originally developed by Primary Weapons Systems. The Volquartsen Summit represents the combination of their innovative design and 40+ years of...MSRP: $1,225.00$1,165.00 -
Out of stockOn Sale
Surefire - Warcomp 5.56 Closed Tine Birdcage - WARCOMP-556-CTN-1/2-28
Surefire
Now: $152.00Was: $169.00The SureFire WARCOMP 5.56 Closed Tine Flash Hider/Suppressor Adapter — 1/2x28 (WARCOMP-556-CTN-1/2-28) is SureFire's closed-tine variant of the WARCOMP for 5.56mm rifles. The "CTN" (Closed Tine)...Now: $152.00Was: $169.00 -
Daniel Defense .223REM/5.56NATO Lower Receiver Parts Kit - 05-013-21007
Daniel Defense
MSRP: $127.00$122.00The Daniel Defense Lower Parts Kit, Semi-Auto is for those interested in assembling their own AR15. Although there are many manufacturers of so-called MIL-SPEC parts, we have gone to great lengths to...MSRP: $127.00$122.00 -
Out of stock
LMT Defense - 5.56 Receiver Extension - #LMP259A
LMT Defense
MSRP: $53.40$49.59Lewis Machine & Tool 5.56 receiver extension. Our milspec receiver extensions, or buffer tubes exceed the quality standards of others in the industry. We time our tubes to have a “no guess” fit with...MSRP: $53.40$49.59 -
LMT Defense - 5.56 Lower Parts Kit Light (No Trigger Group) - R-LM556LPKL
LMT Defense
MSRP: $152.00$141.30The LMT Defense 5.56 Lower Parts Kit Light (R-LM556LPKL) provides all the mil-spec small parts needed to complete an AR-15 lower receiver build — minus the trigger group. This "light" version is...MSRP: $152.00$141.30 -
Out of stock
Sig Sauer - Romeo MSR Green Dot - SOR72002
Sig Sauer
$129.99The ROMEO-MSR is a sealed compact red dot or green dot sight intended for MSR,$129.99 -
Out of stock
Surefire M340C Scout Pro LED 500 Lumen Flashlight - #M340C-BK-PRO
Surefire
MSRP: $369.00$341.00SureFire makes some of the finest Suppressors, Flashlights, Weaponlights; Lasers, Ear Protection; Firearm Components, and Tactical equipment on the market today. The Mini Scout Light Pro is mighty...MSRP: $369.00$341.00 -
On Sale
KA-BAR Tanto 8" Fixed Blade with Nylon Sheath
KA-BAR Knives
Now: $99.68Was: $133.97The Tanto blade shape, of Asian influence, has a thick pointed blade that's good for penetration. Coupled with a glass-filled nylon sheath this knife is designed for the toughest of tasks. Hard...Now: $99.68Was: $133.97 -
KA-BAR USMC 7" Fixed Blade
KA-BAR Knives
$89.99The most famous fixed blade knife in the World. Our KA-BAR was designed to serve our troops during World War II and is still doing its job, with honors, 70+ years later. Tang stamped USMC. Leather...$89.99 -
Out of stockOn Sale
BT Atlas - Bipod Super Cal - BT72-LW17
BT Atlas
Now: $439.95Was: $569.95The BT72-LW17 Super CAL (Cant And Loc) Atlas Bipod does not PAN. This model mounts directly to any 1913 style Picatinny rail via the included ADM-170-S Lever. Includes patented 45° leg positions,...Now: $439.95Was: $569.95 -
Heckler & Koch - MP5/SP5 9mm 30rd Magazine - 50223552-RAL8000
Heckler & Koch
$85.99The Heckler & Koch MP5/SP5 9mm 30-Round Magazine — RAL8000 (HK PN: 50223552-RAL8000) is the genuine HK factory 30-round 9mm magazine for the MP5 and SP5/SP5K semi-automatic platforms, finished in...$85.99