Pearce Grip Magazine Extension for Glock 29/20/21/40/41 Pistols - PG-1045+

Pearce Grip's Plus Extension replaces the magazine floor plate adding two rounds capacity to Glock factory M20 45ACP and M21 10mm magazines. This unit is for use on high capacity M20 and M21 magazines only, it will not work on the 10 round magazines.This extension replaces the magazine floor plate adding two rounds capacity to Glock factory M20, M21, M29, M40 and M41 magazines. This unit is for use on high capacity magazines only, it will not work on the 10 round M20 and M21 magazines. Not for u