THE RACE OF TRUTH - YOU AGAINST THE CLOCK
So you like to go deep in the pain cave? Our TT Sets are here for you. The TT sets are machined from 7075 T6 aluminum and hard anodized for durability. Made for cranks with 130 bolt circle diameter, they feature our original LevaTime Shifting Technology, which boasts sculpted ramps and strategically placed shift pins for perfectly timed shifts every time. So when you need to go for a PR, these are just what you need to slice the air. Available in matched sets of 54/42 and 56/42.