MOUNT LIGHTS EASILY TO ANGLED TUBULAR SURFACES. KC MTZ 40° universal tube clamp mounts allow you to easily mount lights and accessories directly to angled light bars, roll cages, roof racks, and more. KC angled tube clamp mounts provide a flat mounting point along angled surfaces to help you securely attach and aim lights to meet all of your lighting needs. EASY ADJUSTABLE UNIVERSAL MOUNTIN. KC MTZ universal tube clamp mounts feature easy to use adjustable worm gear to accommodate 1.5" - 2.0" round diameters. KC has made the trouble of find a specific size mount, by giving you the ability to adjust our mounts to work for most common tube diameters.DESIGN AND CONSTRUCTION. KC MTZ universal tube clamp mounts are constructed from a highly durable, lightweight Carbon Reinforced Plastic material ensuring they stand up to the test for years to come.