New design precisely controls inner barrel axial alignment.
● Compatible with standard GBB buckings & inner barrels
● Compatible with precision inner barrels featuring the standard first locking slot
● Keyed bucking design prevents incorrect installation
● Curved TDC contact provides even and consistent hop pressure
● Precision side alignment ensures accurate inner barrel positioning
● Clamp-lock design maintains barrel concentricity and enhances structural rigidity
● Optimized feeding geometry improves feeding consistency and shooting stability