P320 X-Compact Heel, For Mischief Machine X-Compact Commander ONLY

P320 X-Compact Heel, for the P320 Commander 15 round grip module only! 

Use this small polymer nub to cover the gap on the rear of the grip module with the 15 round magazine.

If you have larger hands and want a little more length to your grip, this attachment is what you need.

comes with a 4-40 screw needed to attach to the X-COMPACT Comander grip module