Doughty Trigger TV Clamp A high tensile extruded aluminium trigger clamp that is suitable for 48mm to 51mm (1.89″ – 2.01″) diameter tubes. Has a WLL of 200Kg and is 30mm (1.18″) 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. Downloads: Data Sheet Key Features: High tensile extruded aluminium construction Compatible with 48mm to 51mm (1.89″ – 2.01″) diameter tubes Factory fitted with 29mm (1.14″) Spigot receiver for 28mm (1.10″) spigots Supplied with lynch pin for 360° secondary locking Ideal for TV/Film applications with Drop Arms and Pantographs Specifications: WLL: 200Kg Tube Diameter: 48mm – 51mm (1.89” – 2.01”) Clamp Width: 30mm (1.18") Spigot Receiver Diameter: 29mm (1.14") Spigot Compatibility: 28mm (1.10") diameter spigot References: Doughty Engineering Official Datasheet TV/Film Rigging Standards Clamp Compatibility Guidelines