Speed Master features an open top design for speed, covered trigger for safety and tension screw adjustment for added security, the highly versatile Speed Master 2.0 adds convenient on/off ability to the equation when set up as a paddle holster. The Speed Master 2.0 can also be configured as a solid and stable belt holster using the included belt slot attachment. Compatible with belts up to 1.75". Fits AMT Hardballer; Colt 5" 1911; Kimber 5" 1911; Para USA 5" w/single stack mag, 5" w/staggered mag; Remington R1; Ruger SR 1911 5"; S&W 1911 5"; Springfield 5" 1911; Taurus PT1911 5".