PARK TOOL - 690-XXL - OVERSIZE REPLACEMENT FACER FOR HTR-1&1B
The 690-XXL is a facer for the large headtubes. It has a nominal outside diameter of 65mm. Use the 690-XXL facer with #750 Centering Cone Adaptor and #789 Reamer or #790 Pilot when facing head tubes with 55.95 - 55.90mm I.D. Note: Always use cutting fluid such as Park Tool CF-2 when machining. SHIS terminology: faces headtube faces up to the ZS56 or EC56