GLOBAL TRUSS AMERICA COUPLER CLAMP BLK
Heavy-Duty Pro Clamp With Half Coupler For 50mm Tubing
Compatible: F31, F32, F33 & F34 Truss
Max. Load Capacity: 300kg/660lbs
Minimum Tubing Diameter 48mm 
Maximum Tubing Diameter 51mm
TUV Approved
Unit Weight: 1.34lbs