The BSF Barrels Carbon Fiber 6mm Creedmoor AR-10 Barrel (brand part no. SF3IYT0057) is an 18-inch semi-auto barrel chambered in 6mm Creedmoor, built with BSF’s carbon fiber-wrapped construction for a lighter, faster-cooling AR-10 upper. BSF turns a precision 416R stainless steel match-grade core, then tension-wraps it in a carbon fiber sleeve with an air gap between the layers for rapid heat dissipation. 6mm Creedmoor is a favorite in precision rifle series and long-range competition for its flat trajectory and mild recoil, and this barrel’s 1:7.5 twist is built to stabilize the heavy 105- to 110-grain high-BC bullets that make the cartridge shine at distance. Running it in an AR-10-pattern semi-auto gives competitors faster follow-up shots than a bolt gun without giving up long-range performance.

Key Specifications

• Cut to 18 inches, a length built to extract solid velocity from 6mm Creedmoor without excess muzzle weight.
• Core turned from 416R stainless steel for match-grade accuracy and corrosion resistance.
• Wrapped in tension-wound carbon fiber to cut significant weight versus an all-steel barrel of the same contour.
• Built with an air gap under the carbon wrap for faster heat dissipation during rapid strings of fire.
• Chambered in 6mm Creedmoor, a long-range competition favorite for its flat trajectory and mild recoil.
• Rifled with a 1:7.5 twist, matched to the heavy 105- to 110-grain high-BC bullets that make 6mm Creedmoor effective at distance.
• Built for AR-10-pattern semi-auto platforms.

Frequently Asked Questions

Why choose 6mm Creedmoor on an AR-10 platform? It gives competitors the flat trajectory and long-range performance 6mm Creedmoor is known for, with the faster follow-up shots a semi-auto platform allows over a bolt gun.

Why does this barrel use a 1:7.5 twist? It’s built to stabilize the heavy, high-BC 105- to 110-grain bullets that 6mm Creedmoor shooters run at long range.

Why wrap the barrel in carbon fiber? It sheds significant weight compared to an all-steel barrel of the same contour, and the air gap beneath the wrap helps the barrel cool faster between shots.

Buy the BSF Barrels Carbon Fiber 6mm Creedmoor AR-10 Barrel

Order the BSF Barrels Carbon Fiber 6mm Creedmoor AR-10 Barrel from our Lubbock, Texas gun shop for fast, direct shipping. It’s a serious option for competitors building a lightweight, long-range AR-10. Check out the full BSF Barrels AR barrels lineup for more lengths, twist rates, and chamberings.