At 0 stroke) Unit: kg Bore size (mm) 40 50 63 Basic weight 0.98 0.76 1.18 Additional weight per 25 mm of stroke 0.12 0.11 0.14 Double knuckle joint (A knuckle pin, cotter pins, flat washers are equipped.) 0.34 Calculation Example) CKG150-100YZ-P-XC88 Basic weight 1.03 (50) Additional weight 0.12/25 mm Cylinder stroke 100 mm Double knuckle joint 0.34 (Y) 1.03 + 0.12 x 100/25 + 0.34