Shimano EW-SD300-I Electric Wire Di2 1200mm Built in Routing kids which is very high friction
Baker’s notes & crumb story
Description
Shimano EW SD300 I Electric Wire Di2 1200mm Built in Routing kids which is very high friction which is very high friction comparable to steel on steel sliding without lubrication we are able to achieve a cleat with internal lattice structure (called a gyroid) which maintains stiffness and strength while reducing weight to create a cleat set that is HALF the weight of a standard cleat set