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.