S-Series Extensions

Shield Arms S10 - 10 round magazine with an installed Shield Arms anodized +2 magazine extension, for a total of 12 rounds.

Shield Arms S10 - 10 round magazine with an installed Shield Arms anodized +5 magazine extension, for a total of 15 rounds.

Shield Arms +2 mag extension for the S10 magazine - for Grip Chopped Glock® 43X / 48.

Shield Arms +5 mag extension for the S10 magazine - for Grip Chopped Glock® 43X / 48.

The Shield Arms S15 +10 Magazine Extension adds 10 rounds to your S15 magazine, delivering 25-round capacity for Glock 43X/48. CNC-machined from billet aluminum with lifetime warranty.

The Shield Arms S15 +2 Magazine Extension adds 2 rounds to your S15 magazine, increasing Glock 43X/48 capacity to 17+1. Machined from billet aluminum with lifetime warranty.

The Shield Arms S15 +5 Magazine Extension adds 5 rounds to your S15 magazine for a total of 20 rounds. Maximum capacity for competition, home defense, and range use. Lifetime warranty.

Shield Arms +10 mag extension for the S15 magazine.

Save time with our factory pre-installed S15 +2 Magazine Extension featuring 17+1 capacity for Glock 43X/48. Precision-machined aluminum construction with lifetime warranty and Spring for Life guarantee.

Shield Arms S15 +5 pre-installed magazine extension delivers 20-round 9mm capacity right out of the box for Glock 43X/48. Professionally assembled with S15 Gen 3 magazine and precision-machined aluminum extension. No installation required - ready for competition or range use. Made in USA, lifetime warranty + Spring for Life guarantee.