Enduro Zero Ceramic Grade 3 6901 Sealed Cartridge Bearing 12 x 24 x 6mm journeyman }Surly Ultra New Rear Hub

}Surly Ultra New Rear Hub - Threaded x 120mm Rim Brake Fixed/Free Silver 32H

}SRAM XG-1175 Cassette - 11 Speed 10-42t Black For XD Driver Body

8 Center to Flange Left 34

As a part of the SRAM Eagle ecosystem this crankset was developed for a superior 1x drivetrain experience

35 Flat Protection Sidewall ISO Width (mm) 60 ISO Diameter 584 / 650b / 27

Enduro Zero Ceramic Grade 3 6901 Sealed Cartridge Bearing 12 x 24 x 6mm journeyman }Surly Ultra New Rear HubEnduro Zero Ceramic Grade 3 6901 Sealed Cartridge Bearing 12 x 24 x 6mm. Zero Ceramic bearings are the ultimate race day weapon. Oversized Grade 3 balls roll on races which are ground to a mirror finish after receiving Magnetite and then Cryogenic treatments for hardness and longevity and slippery Silicone seals to produce minimum resistance. VV" type 2 lip non contact Silicone labyrinth seals Nylon graphite retainer TECH SPECS Bearing O. D. (mm) 24