RapidEngage 17 Freehub | SRAM XD Type:SRAM XD Refined special synthetic rubbers with

Refined special synthetic rubbers with natural rubber to create high performance tread mixtures

development

I hope this explains it a bit more

stiffer and more race-ready options out there

giving excellent grip and lower rolling resistance

RapidEngage 17 Freehub | SRAM XD Type:SRAM XD Refined special synthetic rubbers withReplacement freehub for Engage 17 Boost hubs. For an expanded view of the freehub, which shows it's individual parts, please see the image gallery. Note: Not all parts of the freehub seen in the expanded view are available to purchase separately. Freehub bearings from left (hub side) to right (end cap side): 15267 2RS Bearing Stainless Steel 6803 2RS Bearing Stainless Steel Please note if you are changing from a Shimano Microspline or Campagnolo Ekar