Used HK compact 40 mags full size too

BB4XL

Joined: Nov 2002

Posts: 1236

EE: 100% (19)

OH, USA

Posted: 9/11/2026 7:29:52 PM EDT

[Last Edit: BB4XL][Edited]

stiglitz_actual

Member

Joined: Jul 2017

Posts: 4285

EE: 100% (63)

DEU

Posted: 9/11/2026 7:53:38 PM EDT

[#1]

They work fine with 9mm & .357 sig too

jtstalker

Joined: Sep 2009

Posts: 1461

EE: 100% (34)

PA, USA

Posted: 9/15/2026 5:06:39 PM EDT

[Last Edit: jtstalker][Edited] [#2]

Full size usp40 mags sure don't work with 9mm.

Sign up to continue the discussion

Create a free account to share your thoughts, follow topics, and connect with the AR15.COM community.

Already a member? Sign In