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 stockOn Sale
iRayUSA - BOLT TL35 V2 Thermal Weapon Sight 384x288 35mm - #TL35V2
iRayUSA
Now: $1,999.00Was: $2,699.00The InfiRay Outdoor BOLT TL35 V2 was designed for optimal use on any platform that demands flexible mounting options and increased eye relief. In addition to the features found on the original TL35,...Now: $1,999.00Was: $2,699.00 -
On Sale
B5 Systems Type 22 P-Grip - Multicam PGR-1135
B5 Systems
Now: $27.55Was: $29.00The B5 Systems Type 22 P-Grip in Multicam (PGR-1135) delivers the same premium ergonomics and built-in storage of the Type 22 P pistol grip in an embedded Multicam camouflage pattern. The Type 22 P's...Now: $27.55Was: $29.00 -
Out of stockOn Sale
Suppressor - SLX 5.56MM 11.5IN Upper Receiver SURG - #UAMCXA-SURG-BUNDLE
Sig Sauer
Now: $4,799.99Was: $5,049.94This is a new Sig Sauer MCX-SURG complete suppressed upper receiver chambered for 5.56 NATO bundled with an MCX SPEAR pistol lower receiver. The MCX-SURG Upgrade Kit was specifically engineered as a...Now: $4,799.99Was: $5,049.94 -
Volquartsen - Firefly Bolt 2.0 - Upgrade Your Ruger 10/22 - #VF10FY2
Volquartsen
MSRP: $170.00$161.00If you shoot subsonic 22 LR, the Firefly Bolt is a must-have. The Firefly Bolt upgrades your Ruger® 10/22® for optimal subsonic performance. This CNC-machined, Type III hard-anodized aluminum bolt is...MSRP: $170.00$161.00 -
Out of stockOn Sale
Forward Controls Design - Quad Rail 6.7" - #RHF-6.7
Forward Controls Design, Inc
Now: $166.25Was: $175.00RHF (Railed Handguard, Forward Controls) is based on the superb CMT UHPR Mod2, with full length 1913 rails at 12 o'clock, and MLOK at 3, 6, and 9 o'clock. Â Since its introduction in 2018, RHF has...Now: $166.25Was: $175.00 -
Out of stock
Picatinny Adaptor for SMG QD Endplate #U08-0093C01
LWRC
$35.00For those looking to add a picatinny stock to their SBR'd SMG this picatinny adaptor is the answer. Designed to perfectly mesh with the LWRCI SMG45 QD Endplate, this picatinny will screw directly to...$35.00 -
Forward Controls Design - Low Snag Forward Assist Dimpled - LSFA-AA
Forward Controls Design, Inc
MSRP: $48.00$45.60The Forward Controls Design Low Snag Forward Assist — Dimpled (LSFA-AA) is FCD's most minimalist forward assist design for AR-15/M16 upper receivers. The LSFA (Low Snag Forward Assist, Forward...MSRP: $48.00$45.60 -
Out of stock
Forward Controls Design - Low Drag Forward Assist - Dimpled - LDFA-AA
Forward Controls Design, Inc
MSRP: $42.00$39.99The Forward Controls Design Low Drag Forward Assist — Dimpled (LDFA-AA) is FCD's low-profile forward assist for AR-15/M16 upper receivers, featuring FCD's all-around dimpled texture pattern. Like the...MSRP: $42.00$39.99 -
Forward Controls Design - Low Drag Forward Assist - LDFA
Forward Controls Design, Inc
MSRP: $42.00$39.99The Forward Controls Design Low Drag Forward Assist (LDFA) is FCD's sleek, redesigned forward assist for AR-15/M16 upper receivers. The standard AR-15 forward assist features a large, protruding...MSRP: $42.00$39.99 -
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...$26.00 -
Out of stockOn Sale
B5 Systems Bravo Stock - Woodland Camo #BRV-1184
B5 Systems
MSRP: $89.00Now: $84.55Was: $89.00The Bravo stock was created by B5 Systems as an improvement on their Enhanced SOPMOD stock. This stock is lighter, more compact and stronger with a host of desirable additions. An ergonomic cheek...MSRP: $89.00Now: $84.55Was: $89.00 -
Out of stock
VKTR Industries 5.56 Combat Match Bolt Assembly - Precision Machined 9310 Alloy Steel V-2006-0701-001-RP
VKTR Industries
$149.00The VK Combat Match Bolt offers unyielding combat$149.00