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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stockOn Sale
Knight's Armament - URX Barrel Nut Wrench -
Knights Armament Company
Now: $117.18Was: $138.11Knights Armament proprietary barrel nut wrench used for installing or removing URX barrel nuts. Wrench should be used in conjunction with a 1/2″ torque wrench (not included). Recommended installation...Now: $117.18Was: $138.11 -
Out of stock
Knights Armament - SR-15 Field Repair Kit - 23339-1
Knights Armament Company
$174.10The Knights Armament SR-15 Field Repair Kit includes the essential components to keep your rifle running over the long term. Also compatible with SR-16 variants. Field Repair Kit Contents: (1x)...$174.10 -
Knights Armament - SR-25 Magazine 10-Round - 98037-1
Knights Armament Company
$119.23The Knight's Armament SR-25 10-Round Magazine (KAC PN: 98037-1) is KAC's genuine factory 10-round magazine for the SR-25 semi-automatic precision rifle in 7.62x51mm NATO (.308 Winchester). The...$119.23 -
Knights Armament - SR-25 Magazine 20-Round - 98036-1
Knights Armament Company
$119.23The Knight's Armament SR-25 20-Round Magazine (KAC PN: 98036-1) is KAC's genuine factory 20-round magazine for the SR-25 semi-automatic precision rifle system in 7.62x51mm NATO (.308 Winchester). The...$119.23 -
Out of stockOn Sale
Knights Armament - Ball Lock Sling Swivel Eyelet - 21317
Knights Armament Company
Now: $71.94Was: $75.73KAC Ball Lock Sling Swivel Eyelet installs into QD sling swivel sockets and locks in place via a set screw. ÂNow: $71.94Was: $75.73 -
Out of stockOn Sale
Knights Armament - 30mm Viper Picatinny Scope Cap - 113908
Knights Armament Company
Now: $189.28Was: $199.24Knights Armament picatinny rail scope cap allows for attaching accessory sighting systems. ÂNow: $189.28Was: $199.24 -
Out of stockOn Sale
Knights Armament - 34mm Scope Mount - 25284
Knights Armament Company
Now: $345.63Was: $363.83Knights Armament 34mm 1-Piece Scope Mount This KAC 34mm 1-Piece Scope Mount is constructed of lightweight aluminum and is compatible with any Picatinny-type top rail. Attaches via a pair of 1/2″...Now: $345.63Was: $363.83 -
Out of stockOn Sale
Knights Armament - 34mm Extended Eye Relief 1-Piece Scope Mount - 30025
Knights Armament Company
Now: $388.55Was: $409.00This KAC 34mm Extended Eye Relief 1-Piece Scope Mount is constructed of lightweight aluminum and is compatible with any Picatinny-type top rail. It is canted forward to allow for greater eye relief...Now: $388.55Was: $409.00 -
Out of stockOn Sale
Knights Armament - 30mm Scope Mount - 24755
Knights Armament Company
Now: $388.55Was: $409.00This KAC 30mm 1-Piece Scope Mount is constructed of lightweight aluminum and is compatible with any Picatinny-type top rail. It is the scope mount that was developed for use in the M110 SASS rifle...Now: $388.55Was: $409.00 -
Out of stock
Knight's Armament - Folding Rear Sight, 200-600 Meter Adjustable - 98474
Knights Armament Company
$237.60KAC’s line of Backup Iron Sights are currently in use by the United States Army, Marine Corps and numerous law enforcement agencies worldwide. The highly versatile 200-600 Meter Folding Rear Sight...$237.60 -
Out of stockOn Sale
Knights Armament - Leupold Delta Point Pro Modular Scope Cap Attachment - 113911
Knights Armament Company
Now: $207.87Was: $218.81Allows attachment of optics with Leupold Delta Point Pro footprint to the Modular Scope Cap. ÂNow: $207.87Was: $218.81 -
Knight's Armament - Folding Micro Rear Sight - 200 to 600 Meters - 25650
Knights Armament Company
MSRP: $191.05$174.24The Knight's Armament Folding Micro Rear Sight — 200-600 Meters (KAC PN: 25650) is KAC's precision folding backup iron rear sight for SR-15, SR-25, and AR-15/M16 pattern rifles with MIL-STD-1913...MSRP: $191.05$174.24