Ulticlip3+ provides the same great retention and concealment as found in the original Ulticlip. Ulticlip3+ has a flat mounting area with 2 slots and 1 hole allowing for multiple mounting options. The mounting hole and slots allow up to 1.70″ hole spacing. Basically a bigger version of the Slim 3.3 Includes 6 piece screw kit 3+ Specs: Best option for belt-less carry 100% American Made Military Grade Black Oxide Finish Heat Treated to RC 42-49 C-1075 Spring Steel Wax/Oil Treated Steel – aids in smooth operation & rust inhibitor Minimum Profile, Maximum Concealment Over 10X The Retention Compared To Most Holster Clips Multiple mounting holes with up to 1.70″ hole spacing Size: 3.5″ x 7/8″ Weight: .78 oz. 6 piece screw kit includes: 2 screws (.24″ long) , 2 posts (.15″ long) , 2 rubber washers (.10″ thick”) Black Zinc Plating Combination Standard/Phillips Pan Head Screw Open & Slotted Post .36″ – Screw Head Diameter .40″ – Post Head Diameter .20″ Post Barrel Diameter 8-32 Threading on All Screws & Posts