Magazine Extension For GLOCK 29/20/21/40/41

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 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.



Key Benefits

• These units alter the capacity of M20,M21,M29,M40 and M41 high capacity magazines
  

• They are made from High Impact Polymer and withstand temperatures from -20 F to 350 F.

DISCLAIMER: 'GLOCK' is a federally registered trademark of
GLOCK, Inc. and is one of many trademarks owned by GLOCK, Inc. and
GLOCK Ges.m.b.H. Neither Pearce Grip, Inc. nor this site are affiliated
in any manner. This product is not manufactured, authorized, endorsed,
or warranted by GLOCK. GLOCK does not warrant or represent that this
product is compatible with GLOCK pistols.