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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On Sale
Magpul Bipod Hard Anodized 6061 T-6 Aluminum Fits A.R.M.S And 17S Style Rails 6.3"-10.3" Length Black MAG951-BLK
Magpul Industries
Now: $109.20Was: $114.95The Magpul Bipod — Hard Anodized 6061-T6 Aluminum (MAG951-BLK) is Magpul's precision-machined aluminum bipod for rifles equipped with ARMS-style and 17S-style rails, providing a 6.3" to 10.3" height range for various field positions. The Magpul Bipod is...Now: $109.20Was: $114.95 -
Out of stock
Heckler & Koch Picatinny Accessory Rail G36/SL8 - #702390
Heckler & Koch
$69.00Fits the SL8 and G36 full-size forearms. This item is just over 6" in overall length and is made from aircraft-grade aluminum. Comes with the screws needed for installation. From the center of the screw holes, there are roughly 3 3/8" between centers...$69.00 -
On Sale
Magpul PMAG 15 round Glock 19 magazine MAG550-BLK
Magpul Industries
Now: $14.20Was: $14.95The Magpul PMAG 15 GL9 — Glock 9mm 15-Round Magazine (MAG550-BLK) is Magpul's 15-round PMAG for Glock 9mm double-stack pistols (Glock 17, 19, 26, and compatible). Featuring Magpul's signature PMAG construction with a constant-curve geometry, anti-tilt...Now: $14.20Was: $14.95 -
On Sale
Magpul MOE vertical grip - Fits MLOK handguards MAG597-BLK
Magpul Industries
Now: $21.80Was: $22.95The Magpul MOE M-LOK Vertical Grip (MAG597-BLK) is Magpul's standard vertical foregrip designed specifically for M-LOK compatible handguards. The MOE Vertical Grip M-LOK attaches directly to any M-LOK slot and provides the same ergonomic vertical grip...Now: $21.80Was: $22.95 -
On Sale
Magpul Quick Detach sling swivel MAG540-BLK
Magpul Industries
Now: $12.38Was: $14.95The Magpul QD Push-Button Sling Swivel (MAG540-BLK) is Magpul's quick-detach push-button sling swivel for use with QD sockets on AR-15/M4 stocks, endplates, and handguard attachment points. The MAG540 provides a reliable, positive-locking QD swivel...Now: $12.38Was: $14.95 -
Out of stockOn Sale
Magpul PMAG30 GenM2 windowed 5.56NATO Magazine for AR-15 #MAG570-BLK
Magpul Industries
MSRP: $15.95Now: $15.15Was: $15.95The PMAG 30 AR/M4 GEN M2 MOE Window is a 30-round 5.56x45 NATO (.223 Remington) AR15/M4 compatible magazine that offers a cost competitive upgrade from the aluminum USGI. It features an impact resistant polymer construction, easy to disassemble design...MSRP: $15.95Now: $15.15Was: $15.95 -
Out of stockOn Sale
Magpul MOE 7.62x39 30 round magazine for AK rifles #MAG572-BLK
Magpul Industries
Now: $15.15Was: $15.95The PMAG 30 AK/AKM MOE is an inexpensive, lightweight, high reliability 30-round polymer magazine designed for Kalashnikov pattern rifles in 7.62x39mm (AK-47, AKM, AKS, SIG556R and others.) It features a removable floorplate, constant curve geometry,...Now: $15.15Was: $15.95 -
On Sale
Magpul PMAG30 GEN M3 With Window 5.56NATO 30 round magazine MAG556-BLK
Magpul Industries
MSRP: $17.95Now: $17.05Was: $17.95The Magpul PMAG 30 AR/M4 GEN M3 Windowed .223/5.56 Magazine — Black (MAG556-BLK) is Magpul's popular 30-round GEN M3 PMAG with a clear polymer window panel on one side for at-a-glance round count checking without removing the magazine. All GEN M3 PMAG...MSRP: $17.95Now: $17.05Was: $17.95 -
On Sale
Surefire - 300 lumen weapon light - XC2-B-RD
Surefire
Now: $494.00Was: $549.00The SureFire XC2-B 300 Lumen Weapon Light with Red Laser (XC2-B-RD) is SureFire's ultra-compact handgun light/red laser combo designed for compact and subcompact pistols with rails. The XC2 series is SureFire's smallest weapon light — designed for...Now: $494.00Was: $549.00 -
Out of stock
Daniel Defense Remington 700 Pro Chassis System
Daniel Defense
$1,232.00The Daniel Defense Pro Chassis System gives marksmen a competitive option for their Remington 700 rifle. This chassis is a drop-in replacement for bolt-action rifles with the R700 Action footprint. Designed for long-range competition, its integral...$1,232.00 -
Out of stock
Unity Tactical clutch belt medium (31"-38" waist)
Unity Tactical
$150.00Unity Tactical, Clutch Belt, Medium, 31"-38" Waist, Elastic Construction, Black CLUTCH is the ultimate solution for concealment of mission critical gear in non-permissive environments. Designed to make a combat loadout disappear under civilian...$150.00 -
On Sale
Unity Tactical fusion folding sight
Unity Tactical
MSRP: $96.00Now: $87.00Was: $96.00The Unity Tactical Fusion Folding Sight (FUS-S1B) is a precision-machined, foldable backup iron sight (BUIS) system from Unity Tactical designed for use with AR-15, M4, and similar rifles. The Fusion design provides a reliable, fast-deploying folding...MSRP: $96.00Now: $87.00Was: $96.00