Blackhawk A.R.C. Inside the Waistband Holster for Glock 17, 22, 31, Urban Gray, Ambidextrous - 417500UG Appendix Reversible Carry holster is designed for conceal carry. Urban Grey holster body is constructed of soft, injection-molded polymer. Fully reversible and ambidextrous. Includes two cant and ride height adjustment belt clips for 1.5 and 1.75 inch belts. Passive retention detent with adjustment screw allows users to vary the amount of friction for personal preference. Can be used with rear mounted red dot optics. Made in the USA.