The Optic Ready Paddle Holster 2.3 is designed to accommodate a wide range of firearms and will accommodate full size 1911s with full rails up to 5 in length. This holster features an open top design for quick draw, reinforced stitching to ensure quality and security, and a multi-fit design that&';s hand crafted to accommodate a wide range of firearms. It also includes an optic cut that accommodates most pistol optics. Compatible with 1911 Full Rail; Beretta 92FS/92S/Langdon Tactical 92 Elite LTT; Colt Delta Elite (Rail); CZ 501/P10; Glock 17, Glock 20, Glock 21, Glock 22, Glock 31, Glock 34, Glock 37/40/41; Rock Island TAC ULTRA 5"; Ruger SR9; Sig Sauer P220; Smith & Wesson 5609/Holsters 4586/Holsters M&P9 VTAC/FDE; Steyr M9-A1