Ultra Fast To Fit. TUV Approved. Captive Securing Bolt. No Tube DamageThis Doughty Clamp can be secured to tubes with just two turns of the knob. Luminaries are secured via a captive M10 Bolt. Damage to tubes and truss is eliminated by using an extruded trigger. TUV Approved. SWL::- :- 20kg Tube diameter:- 48-51mm
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