These 16.2″ 458 SOCOM barrels have the gas ports drilled slightly over-size for use with adjustable gas blocks.
1:14 Twist, .875″ gas block journal, 5/8-24 muzzle thread, carbine gas length.
Available in stainless steel only.
Add a matching bolt for only $50. Does not include bolt carrier.
Bolt includes gas rings, extractor and ejector, installed.