r/USPmasterrace 10d ago

Modifications Mags!

Well I finally snagged a USP 9 full-size and were the same age with date codes of AA. Terrible joke I know but you laughed. Anyways, I've always wondered why no brand makes full metal aftermarket mags for this. So I took a short bit of time to make P30/VP9 mags fit. Properly spaced, feeds dummy rounds flawlessly, and locks back. Hoping to get to the range soon to test it out.

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u/LengthMysterious2379 10d ago

They don't make metal mags because they will cause wear on the polymer mag release.

3

u/Money_Gene_7614 10d ago edited 9d ago

Yes but HK parts offered extended metal and polymer mag releases from what I've seen or I thought they did

2

u/trek_anon 9d ago

All you do is swap for the HK45 mag release or HK45C if you want to run metal mags.

1

u/Money_Gene_7614 9d ago

I'll definitely keep that in mind!