H&K Heckler & Koch

HK German USC .45 Factory Semi Bolt - Incomplete HK German USC, Omega GS 45 caliber bolt carrier that is stripped. Just add the firing pin, firing pin spring, extractor and firing pin retaining pin...

H&K USC (.45 ACP) Incomplete Trigger Housing - Gray - Used ONLY 1 UNIT AVAILABLE - AS PICTURED Used HK German USC Lower Receiver Empty. German HK perfect for spare parts. You can choose gray or...

H&K USC (.45 ACP) Incomplete Trigger Housing - Used Used HK German USC Lower Receiver Empty. German HK, perfect for spare parts.

Barrel - HK USC 45 in Exc + shape HK German factory USC 45 barrel in excellent + condition. Rare and hard to find. 

Heckler and Koch USC .45 ACP Factory Semi-Auto Bolt Group - Complete HK German factory complete welded semi-auto bolt assembly for the USC .45 ACP. Factory assembled and ready as a complete unit...

HK USC .45 buttstock Stock Used in Vg shape or better NO BUFFER included. Pull off from HK German USC rifles. HK German manufacture

HK USC Lower Locking Lever Axle A great item to have on hand as spares. New German HK. Compatible With: All USC lowers

HK Heckler and Koch 5 Round .45 ACP Magazine for HK USC  This is the only magazine that HK offers for the HK USC unless you want to upgrade to the USC-UMP style of conversions. Compatible...

HK USC .45 10 Round Magazine Body. This is the only magazine body that HK offers for the HK USC. Compatible With: HK USC Carbines

H&K USC (.45 ACP) Magazine Floor Plate

H&K USC (.45 ACP) Magazine Follower New HK German USC 10 Round magazine follower.

H&K USC (.45 ACP) Magazine Locking Plate Insert