Double X Bridge Shape for super-fast and smooth shifting.
Double X Durability is 10% more durable than previous models.
Titanium Nitride Gold coating for less friction and low maintenance.
Hollow inner plates help shed mud and muck 27% more than previous models.
Outer and Inner plate chamfering deliver superior shifting.
1/2 x 11/128
Compatible with all 11-speed derailleur systems.