Description This barrel features a precision bore diameter of .686 inches and an extended length combination, offering improved shot power and accuracy thanks to its tighter bore and longer profile. Constructed from high-quality 6061 Aircraft-Grade Aluminum (black anodized), it ensures durability without added weight. Comes with O-Ring and 22mm cap cover. Barrel length option: 8.0″, 11.5″ The barrel is compatible with 22MM muzzle threads Compatible to: Mercury Rise IntruBuster IB68 GEN2 .68 Cal






