ProMag HEC-A1 HK USP Magazine 12RD 45ACP Blued Steel - 45 ACP Caliber, Aftermarket Origin
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A 12-rd magazine for the Heckler & Koch USP (Full Size) pistol in .45acp. The magazine body is constructed with heat-treated blued-steel, with a follower constructed of a proprietary DuPont® Zytel™ based polymer to ensure a long service life. The springs are made from heat treated Chrome-silicon wire for increased reliability and smooth feeding.