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The 303 S borrows design concepts from the higher-level 303 Firecrest Tubeless wheels to gain speed through increased efficiency achieved by creating a wheel with reduced wind resistance rolling resistance rider fatigue and weight
User-serviceable stainless steel cartridge bearings with full-contact seals
37 Defined Color Blue Spindle Interface Type Hope BSA30 Spindle Interface Type 386 EVO Spindle Interface Type 392 EVO Spindle Interface Type Rotor 3D+ Spindle Interface Type RaceFace/Easton CINCH Weight 112
7 Specialized Lower Mount Eye to eye length (mm) 216 Lockout Switch Shock Mounted Switch Stroke (mm) 57 Weight 355 Eye to eye length (ins) 8
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Shimano Dura-Ace R9100 39t 110mm 11-Speed Chainring for 39/53t MFPN=18077-13 The 303 S borrows designShimano Dura Ace R9100 39t 110mm 11 Speed Chainring for 39 53t. 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
