SIG SAUER Cross 6.5mm Creedmoor Threaded Rifle Barrel 24in Medium 1-8 Twist 5/8x24 Stainless. 5 Creedmoor/.308 Win caliber. With this upgrade being able to diversify ammunition options adapting firearms to different shooting scenarios and preferences. Specifications for SIG SAUER Cross Threaded Rifle Barrel: Manufacturer: SIG SAUER Finish: Stainless Barrel Profile: Medium Firearms Threads Per Inch: 5/8x24 Gun Make: SIG Sauer Gun Model: Sig Sauer CROSS Gun Type: Rifle Package Contents: SIG SAUER Cross Threaded Rifle Barrel SIG SAUER Infinite Guarantee What firearm models does the manufacturer say SIG SAUER Cross Threaded Rifle Barrel is compatible with? The manufacturer says that SIG SAUER Cross Threaded Rifle Barrel is compatible with Sig Sauer CROSSSIG SAUER 8900426: Cross 6.5mm Creedmoor Threaded Rifle Barrel 24in Medium 1-8 Twist 5/8x24 Stainless