- Category -> MAGAZINE SPRINGS
HK Magazine Spring Full Size USP .45ACP Hi-Cap
HK magazine spring for full size USP .45ACP standard capacity magazines. Does not fit the reduced capacity 10 round magazines.
HK Magazine Spring USP-C 9/40/357/45, USP 9/40 Hi-Cap
HK magazine spring for USP Compact all calibers, full size USP 9mm and .40S&W. Does not fit the reduced capacity 10 round magazines.
Genuine German factory H&K gun springs for your HK pistols.