In order to participate in the GunBroker Member forums, you must be logged in with your GunBroker.com account. Click the sign-in button at the top right of the forums page to get connected.
MP5 9mm magazine
tjrssb
Member Posts: 46 ✭✭
I have a curved magazine for the MP5. The magazine is marked, "9mmx19" then below "HJ". What does the "HJ" mean? Thanks
Comments
But J was the proof mark for the Ulm factory.
Doesn't make sense
CP