The ESI-C7S Slim Pro Clamp with conical connector for single tube trussing allows you to add some single tube trussing or create a new connection point on your DJ or event trussing system. Each clamp is made of heavy-duty cast aluminum for long life, great strength, and ease of use. ESI-C7S Slim Pro Half Coupler Clamp Features: Slim Aluminum Pro Clamp with Half Conical Connector For 2" (50mm) Tubing. 1.25" Wide. Minimum Tubing Diameter 1.9" (48mm.) Maximum Tubing Diameter 2.008" (51mm.) Max Load Capacity 600lbs (272kgs.) M10 Bolt. TUV Approved. Unit Weight 1.0 lbs.