Lighting hook for tubes ø 50 mm, galvanized Hook made of a galvanized steel plate (H: 120mm), with M10x30 mm screw and M8x15 mm.fixing knob. This hook allows fixing of lights on tubes of max. ø 50 mm. NET WEIGHT 0,44 kg CLOSED LENGTH 142 mm LINK WITH ø max. 50 mm (tubes); (F) DIM. M. ATTACHMENT M10 THICKNESS 5 mm MATERIAL Fe TREATMENTS Galvanization