MAIN CHARACTERISTICS range of product OPTILINE 50 cabling installation system SERVICE BOX product or component type CLAMP COMPLEMETARY CHARACTERISTICS type of service box SERVICE BOX KIT device presentation EMPTY colour tint GREY-RAL 9007 quantity per set SET OF 2 product compatibility WIRING DEVICE-ALTIRA material STEEL-POWDER COATED length 40 MM height 118 MM width 55 MM market segment RESIDENTIAL