Cannondale Reducer Headset - SI/Headshok to 1.5"-1 1/8" tapered - KP205 Mountain FatBike Cranksets 0 that use a 16mm

0 that use a 16mm damper shaft

127726-Q0-L

140603-Q0-LRET

0mm spacers

Cannondale Reducer Headset - SI/Headshok to 1.5"-1 1/8" tapered - KP205 Mountain FatBike Cranksets 0 that use a 16mmIf you need to convert a Lefty or Headshok frame to use a standard 1. 5" 1 8" tapered fork, this is the headset you need. This is for Si frames that take the Headshok headset bearing straight into the frame without the use of cups. Frames that are like this include the Rize RZ, Scalpel 29, F Si series and some carbon bikes. If you have "System Integration" written on black cups pressed into the frame, this will work, but it presses into those cups