The Strike Industries Extended Magazine Plate For GLOCK 9MM/.40CAL was designed to provide smoother magazine reloading through a slow drag/ no snag design while maintaining maximum magazine capacity with any OEM Glock magazine. The Extended Magazine Plate provides an additional 6 rounds to any 17 Glock magazine in addition to adding plus 5 to any Glock .40 magazine. Included is Strike's special locking plate. -NOT COMPATIBLE WITH 10-ROUND MAGAZINES
Specifications:

Caliber	9mm Luger/40 Smith & Wesson (S&W)
Capacity
Finish
Model	E.M.P
Material	Polymer
Type	Magazine Extension
Model Fit	Glock 9/40
Brand Fit	Glock
Max Capacity