Pearce Grip Ext For Glk Gen4 26/27

These extensions replace the magazine base plate and retain all other factory components. They do not alter the capacity of the magazine. These units will add 1" additional length resulting in better control and comfort.

Features :

• High Impact Polymer
• Increased Comfort and Control
• Provides Magazine Identification
• Fits Gen4 and Gen5 26/27/33/39