A high tensile extruded aluminium clamp that is suitable for 48mm to 51mm diameter tubes and is 50mm (1.97") wide, factory fitted with a 29mm (1.14") Spigot receiver designed to accept a 28mm (1.10") diameter spigot. Supplied with lynch pin for secondary locking allowing 360 degree rotation, this clamp is designed predominantly for use in the TV/Film industry and is often used with Drop Arms and Pantographs. Available in polished silver or powder coated black.