Park Tool PCS-EXT Repair Stand Extension for PCS-1 and PCS-4 R0 The lower stack height can

The lower stack height can allow for increased power transfer and a decreased saddle height

Sub-20 gram computer mount

Race-Tuned Closure System: Dual low-profile BOA Li2 dials permit precise micro-adjustment

Wheel hook: Max

Park Tool PCS-EXT Repair Stand Extension for PCS-1 and PCS-4 R0 The lower stack height canThe PCS EXT is an extension that adds up to 21 inches (53 cm) of adjustable working height to any PCS 1 or PCS 4 repair stand manufactured between June 1996 and January 2004. The kit includes a quick release collar and extension tube to raise the working height of the stand. The PCS EXT is required for use of the 106 AC Accessory Collar. Mfr Claimed Weight TBC