HK USP 45 with match trigger and 6 barrel
Compensator fits heckler & koch hk usp 45 full size match barrel weight this compensator fits the hk usp 45 full size of all barrel lengths. From the standard full size (which achieves the most recoil reduction), to the tactical barrel (which achieves slightly less recoil reduction), to the match barrel length (which achieves the least recoil reduction).
