HKP, H&K 17 Round HK Mark 23 / USP .45 ACP Complete Magazine - Black

Magazine Extension Complete - 17 Round - HK Mark 23/USP .45

Mark 23 magazine extension +5 adds five additional rounds to the full-size HK Mark 23 12 round magazine. Each mag comes fully assembled and ready for use. HK Parts takes an existing German HK 12 round mag coupled with the +5 mag extension and assembles them into a complete 17 round mag. What you get is the assembled magazine ready to go! 

Compatibility: 

• Mark 23
• USP .45 Full Size