12.7 X 42mm, 50 Cal 1:20 Twist, 18", AR15, Straight Fluted front and rear, Stainless Steel, .875 Gas block needed, SOCOM Heavy Contour, 49/64 X 20 Muzzle threads
TYPE 1 BOLT REQUIRED
20% off all In Stock items 14th through 31st of May
Reimbursments will be made on In Stock orders when the order is processed.
Important Announcement LR308
Due to a lack of industry standards, X-Caliber will only guarantee 1 MOA or less on barrels with Young Mfg. or JP Enterprises bolts, headspaced to them by X-Caliber Barrel & Mfg.
50 to 60 fps increase in velocity, less copper and carbon fouling, decrease in group size, and P.O.I. shift, 30% lower Core Temperature.