Xtech Tacitcal XTT125BLKSHIELD MTX 9mm/40 S&W Fits M&P Shield Black

The Xtech Tactical XTT125BLKSHIELD MTX magazine extension is designed to fit M&P Shield 9mm and 9mm 2.0 models. For .40 S&W 1.0 and 2.0 use, the factory spring is required. This extension is not compatible with Shield 9mm EZ. The M&P Shield mag extension adds 2 rounds to both the factory 7 and 8-round capacity magazines. When used with the 8-round capacity magazine, it uses the factory sleeve. Built with a custom engineered spring and optimized ergonomics and texture for recoil control. For Shield .40 S&W, it adds 1 round and requires use of the factory spring.