Park Tool PRS-33 FC Fixed-Height Clamp Add-On Kit for PRS-33/PRS-33.2 Description: The PRS-33 FC adds a fixed-height clamp to one side of the Park Tool PRS-33 or PRS-33.2 Power Lift Shop Stand, turning it into a double-sided stand. The PRS-33 FC can be installed at any height on the PRS-33.2 upright. Includes clamp and mounting hardware. Features: Fixed height bike-clamp add-on for Park Tool PRS-33/PRS-33.2 powered bicycle mechanic stands Adds a stable, traditional bike mechanic clamp to support arm, doubling the capacity for busy shops Clamp capacity: round and aero tubes from 23 to 76 mm (7/8" to 3") wide Jaw height: 70 mm (2.75") Replaceable jaw covers (part #1960)