The Seekins Precision SP10 in .308 Win features an 18-inch 1:11 twist 5R 416 stainless steel barrel, designed for precision and reliability. This barrel is threaded with a 5/8"x24 pitch and includes a thread protector, making it compatible with various muzzle devices. The SP10's proprietary upper receiver and 15-inch SP3R MLOK handguard provide a rigid, no-flex platform for repeatable accuracy under any condition. Ideal for hunting, competition, and duty use, this barrel ensures exceptional performance and ease of cleaning.