Shimano Ultegra ST-6600 3x10 Speed STI Brake Shift Levers Features a BSA bottom bracket

Features a BSA bottom bracket shell (68 mm)

while the paint shows minimal signs of wear

Perfect for the ambitious rider

Many of the high-end Kessels/Merckx frames of this era were built with Reynolds 531 tubing

Campagnolo PD-12RE clipless pedals designed for precise engagement and excellent power transfer

Shimano Ultegra ST-6600 3x10 Speed STI Brake Shift Levers Features a BSA bottom bracketDetails: Brand Model: Shimano Ultegra ST 6600 Type: Brake Shift Levers (STI) Specification: 310 Speed Condition: Used, Cleaned, Fully Functional Origin: Made in Japan Description: Shimano Ultegra ST 6600 310 speed STI brake shift levers, Japanese manufactured. Dual action levers integrate both braking and precise shifting, suited for classic road setups and drivetrain restorations where genuine Ultegra components are desired.