The Optic Ready Paddle BH2.4 holster is best suited for full size firearms with barrels in the 4 to 5 range. It includes an added optic cut to accommodate most pistol optics. Additionally, the sweat guard will protect your gun from tarnishing and will act as a comfortable barrier between you and your hammer preventing any gouging into your side. The paddle is adjustable and allows for quick on and off while ensuring proper retention. Compatible with Beretta 92, 92FS, 92X, M9; Canik TP9SF; CZ 75/75B, P09, P10F, Shadow 2; FN FN5.7, FNS 9 Longslide, 40 Longslide, FNX 45; H&K HK 45, P30L, USP Tactical, VP Tactical, VP 40; Ruger American, P85, P90, Security-9; S&W M&P 10mm M2.0 4.6"; Sig Sauer M17, P220, P226, P227, P320, P320 Tacops; Springfield XDM 4.5" & 5.25"; Taurus PT92, TH9; Walther PDP 4.5", PDP 5", PPQ, PPQ 45, PPQ Q4 Tactical, WMP and similar frames.