Choose the truss tubing clamp that delivers maximum reliability and strength the Global Truss Heavy Duty DJ Lighting Hook Style F34 Tubing Trigger Clamp.This heavy duty wrap around hook style clamp fits a minimum tubing diameter of 48 millimeters and a maximum of 51 millimeters. It is compatible with F31 F32 F33 F34 and F44P trusses and can carry up to 550 pounds.Put your trusst in the truss clamp that can bear all your DJ and lighting equipment needs the Global Truss Heavy Duty DJ Lighting Hook Style F34 Tubing Trigger Clamp.