Pearce Grip Magazine Extension For GLOCK 29/30*/20/21/40/41

This extension replaces the magazine floor plate adding two rounds capacity to Glock factory M20,M21,M29,M40 and M41 magazines. This makes the Glock 29 10 round magazines into 12 round magazines while adding an inch in grip length. This fits the Glock 30 9round magazines and adds one round making the overall capacity 10 rounds.

This unit is for use on high capacity magazines only, it will not work on the 10 round Model 20 and Model 21 magazines. Not for use on Glock Model 30 10 round magazines.

*250 round break in period required on many of the newer magazine springs to allow for easier loading of the last extra round.

These units will work on third, fourth and fifth generation Glock models

If you need this extension installed on a factory specific magazine check out the PARTS+MAG section for current availability.