For use with the HTR-1 Head Tube Reaming and Facing Set, the 769 extends the reaming depth of reamers used in 1", 1 1/8", and 1 1/4" headset standards by 27 mm from the head tube face. Designed for head tubes using headsets with deep insertion cups such as Chris King® SteelSet headsets.

• SHIS: sized for EC30, EC34, and EC37 lower and upper head tubes

NOTE: Always use cutting fluid such as Park Tool CF-2 when machining.