Products Search by Part Number Products>Actuators>Clamps>CKZT>CKZT, Clamp Cylinder, w/o Arm, 25 Bore CKZT, Power Clamp Cylinder, w/o Arm, 25 Bore SMC's European standard power clamp cylinder, 25mm bore. Bore: 25mm Port thread type: G Lightweight Senstronic switch type Configuration Options Select Product Options Select values from the drop down lists or make appropriate selections to configure the part number. Arm Opening Angle -- Pick an Option -- 30° 45° 90° 105° Model -- Pick an Option -- DCL781EL DCN7018N DCN7017N DCN577NN Options in: Gray are not compatible with other selected option value. Red conflict with another selected option value. Amber are not recommended.