Search results for 'glock 23 10 round mags'

 Duramag 6.5 Grendel 10/20 Round Magblock

• Converts the DURAMAG AR-15 6.5 Grendel 20 round magazine to 10 rounds.
• Easy installation 
• Does not affect reliability 
• This block is constucted from our "New" Universal AK magazineblocks cut to #20.5