SHIMANO ULTEGRA FC-R8100 12-SPEED CRANKSET 52/36T Marin_kids This not only reduces rolling

This not only reduces rolling resistance

Chainset: SRAM Apex 1

Shimano HG 10/11-speed FT/RR Front Rear Diameter 700C 700C Type Tubeless Ready (TLR)/Clincher Tubeless Ready (TLR)/Clincher Cassette compatibility Not applicable Shimano HG 10/11-speed Hub width 100 mm 142 mm Holes 24 24 Butting 14/17/14 14/17/14 Cross section Bladed Bladed Brake type CenterLock disc CenterLock disc Attachment Thru axle Thru axle Nipple locking type Alloy locking Alloy locking Valve Presta Presta Hub engagement (rear) Not applicable 108 Rim width (inner) 25 mm 25 mm Rim depth 37 mm 37 mm ISO 5775-2 compliant Yes Yes Material - Rim Carbon Carbon Weight 650g 815g

360° Turbine Technology offers unparalleled protection

SHIMANO ULTEGRA FC-R8100 12-SPEED CRANKSET 52/36T Marin_kids This not only reduces rollingThe Shimano Ultegra FC R8100 2 x 12 speed HOLLOWTECH II crankset combines striking modern design with enhanced performance. Its refined aesthetics deliver that coveted contemporary look, while optimised engineering ensures smoother power transfer and improved efficiency across all riding conditions. Built for serious cyclists seeking both style and substance. Features HOLLOWTECH II crankset Optimum power transfer Best balance for lighter weight and