HKP and HK .45 ACP 22 Round Complete Magazine for HK Mark 23 and HK USP
HK Parts takes an existing 12 round mag the +10 mag extension and assembles them into a working 22 round magazine. This offering is a valuable option for those that need a backup ultra capacity magazine.
Compatible With:
- USP45
- USP45 Tactical
- USP45 Elite
- USP45 Expert
- Mark 23
