Universal connector, malleable asymmetrical screw connector, connects the duct bases/fittings electrically and mechanically in one operation and can be used as joint and angle connectors, including proportional fastening accessories. Certified! for industrial ducts: LUE... / LI... with 60 mm height and their fittings Dimensions (approx. dimensions) W x L: 39 x 180 mm Material: Steel, strip galvanized according to DIN EN 10346 Required: 2 pieces per joint