UMP / USC Magazines / Brass Catchers

H&K UMP (.45 ACP) 25-Round Magazine Spring Perfect for spares and to have on hand as these are a consumable item that needs to be replaced from time to time. A must-have item if you own a USC/UMP...

US-Made UMP .45 Compliant Magazine Kit For All UMP .45 Magazines This kit is a drop-in replacement set that will give you two US-compliant parts towards 922r compliance. Made from high-impact...

UMP 45 25 Round Magazine Body Only - USA Made New US made UMP .45 cal 25 Round Factory Mag Body. Each magazine body will fit all HK UMP factory firearms as well as the HK USC's that have been...

HK Parts 9mm magazine - FDE for HK UMP THIS SHADE OF FDE HAS BEEN DISCONTINUED.  STOCK UP AT HALF PRICE BEFORE THEY ARE SOLD OUT FOR GOOD.

HKP HK UMP .45 ACP Magazine Block UMP mag block plug to limit the magazine capacity to 10 rounds for states with capacity restrictions. This is designed to use on the HK UMP .45 25 round magazine...

HK UMP .40 30 Round Magazine Spring  Perfect for spares and to have on hand as these are consumable high-wear items. Compatible With:

HK UMP & USC Magazine Release Spring HK German factory mag release spring for all USC and UMP mag releases.  Compatible With:  USC

Set of 5 .45 ACP Dummy Rounds Strike Industries dummy rounds will let you safely test the feeding, extraction, and magazine function of your firearms without the worry of accidental discharge. They...

H&K UMP (.45 ACP) Magazine Locking Plate

HK UMP .45 Magazine Follower New HK German factory UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines- both US or German

HK Heckler and Koch German Magazine Floorplate for All HK UMP Magazines  Compatible With: UMP .45 UMP .40 UMP 9mm

HK UMP .45 Magazine Follower - USA New UMP .45 magazine follower for all HK UMP .45 magazines. Compatible With: UMP 45 magazines both US or German