Original Cannondale upper air seal for Lefty 1.0 structures using 16mm shafts including KH150 and KH186. 30mm height controls the travel to keep it at 100mm on Scalpel and F-Si forks in both 29" and 27.5" configurations.
Kit includes one black upper air seal, two inner seals, and one outer seal.
1 Ready to ship or pickup ASAP from Utah