Park Tool 769 headset cutter extension

For use with the HTR-1 head tube rear reaming and facing kit, the #769 extends the reaming depth of reamers used in 1", 1-1/8" and 1-1/4" head tube standards up to 27mm from the head tube face. Designed for head tubes that use headsets with deep insertion cups (Chris King SteelSet headsets and others).

Features:

• SHIS terminology: The 769 is used for EC34, EC30 or EC37 lower and upper head tubes.