Rage Powersports BW-SIDE-PIN-25 25 mm/21.7 mm Single Sided Swing Arm Stand Pin for Ducati Motorcycles Specifically designed for use with the BW-SIDE-STAND Black Widow Motorcycle Stand Size: 25mm / 21.7mm for Ducati Motorcycles (BW-SIDE-PIN-25) Side pins are mounted on bearings, allowing the wheel to spin when lifted Stand may only be used on the left side of a bike Four 3 caster wheels