Barrels

Proof Research Carbon Fiber LMT MRP/MWS Conversion Barrels (PROOF-BARRELS) are precision-engineered replacement barrel assemblies designed specifically for LMT (Lewis Machine & Tool) Modular Rail Platform (MRP) and Modular Weapon System (MWS) rifles...

Proof Research carbon fiber 6.5 CM barrel converted by D.Wilson Mfg to fit LMT's MWS platform. These barrels are 8 twist, 4 groove, 5/8-24 threaded and accept an .875 gas block. Proof Research PR10 6.5 Creedmoor Carbon Fiber CamGas Rifle Barrels are...

The LMT Defense 16" Chrome Lined 5.56mm MRP Barrel Assembly (L7PA1B) is engineered specifically for LMT's Monolithic Rail Platform (MRP) upper receivers. This 16-inch, 5.56×45 (.223) barrel features a 1:7" right-hand rifling twist, low-profile gas block,...

Proof Research Carbon Fiber Q The Fix Barrel is a precision-machined carbon fiber replacement barrel designed specifically for Q (Q LLC) The Fix bolt-action rifle. The Fix is Q's innovative chassis rifle that accepts AR-style magazines, and this Proof...

The LMT Defense 5.56mm 16" Piston MRP Barrel Assembly (L7PC1B) is a 16-inch chrome lined 5.56×45 (.223) barrel featuring LMT's short-stroke piston operating system — the key upgrade for shooters who demand reduced fouling, cooler operating temperatures,...

The LMT Defense 20" Stainless Steel 6.5 Creedmoor MWS Barrel Assembly (LM650B220S) is engineered for extreme long-range precision. This 20-inch stainless steel barrel features a 1:8" right-hand twist with 5R rifling — a cut-rifling pattern that produces...

LMT Defense M203 GRENADE LAUNCHER BARREL ASSEMBLY, 7″ This barrel is exclusively compatible with our L2X1 model “Shorty 40” grenade launcher.

The Heckler & Koch HK45 Tactical Threaded Barrel — 5.11" (HK PN: 226351) is the genuine HK factory replacement threaded barrel for the HK45 Tactical pistol, providing a 5.11" barrel length and standard threaded muzzle for attaching suppressors,...

The LMT Defense 10.5" .300 Blackout Chrome Lined MRP Barrel Assembly (R-L7BH1B) is purpose-built for suppressed or subsonic shooting in a compact SBR package. This 10.5-inch chrome lined .300 Blackout barrel features a 1:7" right-hand rifling twist,...

The modular nature of the FIX rifle allows the operator to exchange calibers and barrel lengths without the need for a gunsmith. All of Q, LLC's FIX Barrels are made from high-strength, lightweight stainless steel. Model: 16″ 8.6 BLKFinish/Color:...

The LMT Defense 10.5" Chrome Lined 5.56mm MRP Barrel Assembly (L7MA1B) is engineered specifically for LMT's Monolithic Rail Platform (MRP) upper receivers. This 10.5-inch, 5.56×45 (.223) barrel features a 1:7" right-hand rifling twist, low-profile gas...

The Proof Research 20" 6.5 Creedmoor Carbon Fiber Barrel (100042) represents the pinnacle of precision barrel technology, combining an aerospace-grade carbon fiber wrap over a 416R stainless steel core using Proof Research's patented manufacturing...