This BSF Barrels replacement barrel is chambered in 338 ARC with a 14.5-inch length and a 1:8 twist rate, made for semi-auto AR-15 rifles. 338 ARC is a heavy .338-caliber AR-15 cartridge aimed at suppressed and short-range hunting use. It is a straightforward way to build a new upper or rebarrel an existing AR-15 in this chambering.
- Brand: BSF Barrels
- Platform: AR-15 (semi-auto)
- Chambering: 338 ARC
- Barrel length: 14.5"
- Twist rate: 1:8
- Listed weight: 1.77 lb
- Part number: SF3IYT2279
