Products Search by Part Number Products>Actuators>Linear Actuators>Tie Rod>CA2>ClevisPin/Knuckle Pin CA2, Accessory, ClevisPin/Knuckle Pin Add on clevis pins for SMC's series CA2. Accessory: clevis pin/knuckle pin Size: CA2: 40, 50, 63, 80, 100 Material: carbon steel Configuration Options Select Product Options Select values from the drop down lists or make appropriate selections to configure the part number. Size -- Pick an Option -- 2 (Clevis: 40) 3 (Clevis: 50; Knuckle: 40, 50, 63) 4 (Clevis: 63) 5 (Knuckle: 80) 6 (Clevis: 80; Knuckle: 100) 7 (Clevis: 100) Options in: Gray are not compatible with other selected option value. Red conflict with another selected option value. Amber are not recommended.