Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t Model=Nipple Drivers }e*thirteen Helix Crankset - 170mm

}e*thirteen Helix Crankset - 170mm 73mm 24mm Spindle with e*thirteen P3 Connect Interface Black

Promax E1 Endurance disc rotors are designed to handle the rigors of all-mountain riding and e-bikes where extra strength is required

}Full Speed Ahead Gossamer Stem31

25 Tubeless Folding Black Racing Line GUM-X Cross Shield E-Bike

Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t Model=Nipple Drivers }e*thirteen Helix Crankset - 170mmShimano Dura Ace R9100 55t 110mm Chainring for 55 42t. This Shimano chainring allows you to update your Dura Ace FC R9100 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD of 110 mm