Technical specifications cylinder lamp holder kit. Diameter: 42 mm. Height: 62 mm. Hole diameter: 10 mm. Material: metal. Technical specifications round cable clamp Cap dimensions: diameter 13 mm - height 17 mm. Cap material: plastic / metal. Threaded tube dimensions: diameter M10x1 - height 15 mm. Threaded tube material: metal. Technical specifications conical cable clamp Height: 43 mm Diameter: 14.8 mm Material: thermoplastic