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. PRS-33 FC Features - 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)