The Ulticlip Slim 3.3 provides great retention and concealment. It has a dual slotted mounting area that allows for 1.5? hole spacing. The Slim 3.3 is slightly over 1/2? wide making it ideal for knife sheaths or other narrow applications. Specs: Size: 3.3” x 0.6” Weight: 0.6 oz. Product Features: Best option for belt-less carry Minimum profile, maximum concealment Heat treated to RC 42-49 C-1075 Spring Steel Wax/Oil treated steel to aid in smooth operation and to inhibit rust Black oxide finish