ZR1 hub is engineered in Germany with better seal design for improved durability and quicker response with 66 points of engagement
BCD Direct Mount Cinch Chainring Comp
5mm Crank Spindle Diameter 28
SHIMANO's CENTER LOCK mounting system makes installing and removing rotors quick and easy thanks to the spine mount and lock ring design
Engagement/disengagement: standard function
SC Lock-On Bottle and Cage Kits ZR1 hub is engineered inFull diamond pattern, for all conditions use. Outboard raised section on the underside, to help locate hand position. Single, inboard CNC machined aluminium collar. Collar permanently integrated with the grip body, for ultimate durability. Stainless steel screws, with deep, 3mm socket head. Off set over mold, to put more soft material under the riders palm. Thinner over mold under the fingers, to increase control. Internal, soft material, ribs to