The Model 577 GLS Pro-Fit brings the unique GLS (Grip Lock System) and SafariSeven together in a holster designed to fit a wide variety of guns. The Pro-Fit is customizable and adjusts to securely fit over 100 firearms. The 577 also features the GLS, an innovative technology that automatically secures the weapon when holstered and releases it upon application of the middle finger with a standard shooting grip for a more intuitive and safer release. The holster body is constructed with SafariSeven, a lightweight, state-of-the-art nylon blend is completely non-abrasive to a guns finish, tolerant of extreme high and low temperatures, and easy to maintain. This holster features an injection-molded belt loop that fits 1.5 (38mm) and 1.75 (45mm) belt widths.

Gun fit:
FN FNS 9C
FN FNS 40C
Smith & Wesson M&P Shield 9
Smith & Wesson M&P Shield 40
Smith & Wesson M&P Shield 45
Smith & Wesson M&P Shield 2.0 9
Smith & Wesson M&P Shield 2.0 40
Smith & Wesson M&P Shield 2.0 45
Smith & Wesson M&P 9C
Smith & Wesson M&P 40C
Smith & Wesson M&P 45C
Smith & Wesson M&P 2.0 9C
Glock 26
Smith & Wesson M&P 2.0 40C
Smith & Wesson M&P 2.0 45C
Walther P99C QA
Walther P99C DAO
Glock 27
Glock 30
Glock 30S
H&K P2000 9
H&K P2000 40
H&K P2000SK 9
H&K P2000SK 40