UMP / USC Magazines / Brass Catchers

New HK UMP .40 30 Round Magazine Housing New HK German UMP .40 30 round factory magazine body. A great spare part in the event that your mag body is damaged or cracked.

HK German Factory 5 Round USC .45 Magazine 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 With: All HK USC carbines