KS E20i Oil Pressure Cartridge - 170mm MFPN=803-04-174 Air volume adjustment with internal

Air volume adjustment with internal indexed system

BB/Frame Interface BBright Press Fit BB Shell Width (mm) 79 Weight 48 Spindle Interface Type Hollowtech II

Enhanced with Ratchet EXP driver technology using fewer parts while providing greater reliability and easier maintenance

The insert divides the inner volume of the tire in half maintaining air underneath the tread and the foam insert next to the rim

KS E20i Oil Pressure Cartridge - 170mm MFPN=803-04-174 Air volume adjustment with internalCartridges fully replace the functional mechanism of KS dropper posts. Pick the model and length of drop for the post you need to service. These are also called "Oil Pressure Sticks" and "Air Pressure Sticks" In KS Service Documentation. Fully replace the functional mechanism of KS dropper posts May not work with OEM dropper posts