Fab Defense Glock 42 Compatible Magazine Extension .380 ACP 4-Rounds
This magazine extension from FAB Defense has everything you could ask for in a Glock-compatible component! It's got ergonomic contoured finger dents for increased grip and a spring plate that lets you use the original mag spring. Compatible with the Glock 42, it's a buy you'll be glad you made. Order your guns and accessories from GrabAGun for the best price online!