This barrel has been used as a test barrel with about 20-30 rounds through it
Barrel Length: 14.5"
Weight: 30 ounces
Material: Stainless Steel
Profile: SPR
Twist: 1:8
Thread: 1/2 x 28
Gas Block Size: 0.750
Gas System Length: Mid Length
Barrel Finish: Stainless
JP Headspace bolt not included