Each clamp supports a safe working load of 6 kgs, 13 Kgs for a pair Holds any object, pipe or cable from 15 to 20mm diameter safely, securely and accessibly. Mounts easily with either adhesive fixing or a bolt or screw, easily re-opened Mounting area 35 x 26mm, resitant to UV, heat, cold, salt and fresh water, Polybag pack contains 5 cable clamps, Weight: 0.0220462262 pounds, Manufacturer: End of the Road, Inc