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
EOTech - Micro 2 Power Magnifier Q/QD STS Mount Black - #EOTG43.STS
EOTech
MSRP: $649.00Now: $538.53Was: $649.00The G43 Magnifier is a miniaturized version of our battle-tested G33 Magnifier, making it one of the most compact and lightweight magnifiers available. The mount provides fast transitioning from 3X...MSRP: $649.00Now: $538.53Was: $649.00 -
Out of stockOn Sale
LMT Defense - DMR Buttstock - #DMR308
LMT Defense
Now: $391.50Was: $403.65Designated Marksman Rifle buttstock. Designed for .308 caliber rifles with carbine extension tubes. The DMR stock has comb height and length of pull adjustments for fine tuning of the shooter...Now: $391.50Was: $403.65 -
Magpul - Angled Foregrip for Picatinny - MAG411-BLK
Magpul Industries
$33.20The Magpul Angled Foregrip for Picatinny Rail (MAG411-BLK) is Magpul's original angled foregrip (AFG) for MIL-STD-1913 Picatinny rail handguards. The Magpul AFG places the support hand in a natural,...$33.20 -
Magpul - MBUS Back-Up Rear Sight Gen 2 - MAG248-BLK
Magpul Industries
$55.05The Magpul MBUS Back-Up Rear Sight GEN 2 (MAG248-BLK) is Magpul's second-generation polymer flip-up rear backup iron sight for AR-15/M4 rifles. The MBUS Gen 2 Rear features a spring-loaded,...$55.05 -
Out of stock
Spuhr - 34mm Cantilever Mount 0 MOA - 1.26" Gen3 - #SP-4026C
Spuhr
$475.00"The Noveske Shooting Team mount"$475.00 -
Spuhr - 34mm Cantilever Mount 0 MIL - 1.89" Gen3 - SP-4024C
Spuhr
$500.00Specifications: Tilt: 0 Mil/0 MOA Height: 48mm(1.89in) Length: 140mm(5.51in) Extended high cantilever m$500.00 -
Out of stock
Spuhr - 34MM Cantilever Mount 0 MOA - 1.5" - #SP-4022C
Spuhr
$475.00Extended cantilever. Allows the scope to be mounted 70 mm/2.76” further forward than with a non-cantilever mount. 10-degree wedge included 0 MIL/0 MOA <$475.00 -
Out of stockOn Sale
Surefire - M340V Scout Pro Flashlight 250 Lumens TAN- #M340V-TN-PRO
Surefire
Now: $449.00Was: $499.00The Mini Infrared Scout Light® Pro is the newest 3-volt model in our line of multi-spectrum Scout Lights. Powered by a single 123A lithium battery, it produces 250 lumens of brilliant white light or...Now: $449.00Was: $499.00 -
On Sale
Magpul - TMAG AR/M4 Gen 3 5.56 30/round ODT - MAG1417ODT
Magpul Industries
Now: $22.75Was: $23.95The Magpul TMAG AR/M4 GEN 3 5.56mm 30-Round Magazine — ODT (MAG1417ODT) is Magpul's third-generation transparent magazine for AR-15/M4 rifles, featuring a translucent ODT (Olive Drab Translucent)...Now: $22.75Was: $23.95 -
On Sale
Barnes - VOR-TX 3030 Win Mag 150 gr 20/Box - 21535
Barnes
Now: $36.87Was: $45.99Loaded with the Barnes Triple-Shock X (TSX) Bullet, this round offers devastating results on varmints. The Barnes TSX bullet is made of 100% copper and contains no lead. When the bullet expands,...Now: $36.87Was: $45.99 -
LMT Defense - .308 Piston Bolt Carrier Group - R-LM308DPS
LMT Defense
MSRP: $762.00$706.50The LMT Defense .308 Piston Bolt Carrier Group (R-LM308DPS) is the large-frame 7.62x51mm NATO piston BCG designed for LMT's MRP-H piston-operated AR-10/MWS platform. Built with the same materials and...MSRP: $762.00$706.50 -
On Sale
B5 Systems - Bravo Stock Assembly Milspec Black Multicam - BRV-1421
B5 Systems
Now: $84.55Was: $89.00The B5 Systems Bravo Stock Assembly for AR Milspec buffer tubes in Black Multicam (BRV-1421) combines the enhanced ergonomics of the B5 Bravo stock with a tactical Multicam-patterned polymer finish...Now: $84.55Was: $89.00