Industry Nine Solix M Classic Rear XD Disc Hub Rear 28H 12mm TA 148mm SRAM XD Red Model=R369 Road Caliper Brake Ultralight 20mm Socket Insert -

Ultralight 20mm Socket Insert - for the Otso Cycles Tuning Chip and other 20mm socket applications

Ergonomic shape

Eagle Technology tooth profile

The Force CX1 bolt features a fifth bolt with 1x specific shoulder

Bottom Bracket:

Industry Nine Solix M Classic Rear XD Disc Hub Rear 28H 12mm TA 148mm SRAM XD Red Model=R369 Road Caliper Brake Ultralight 20mm Socket Insert -Optimized for mechanical efficiency, competitive weight, and increased durability Continuously phased five pawl freehub and 121 tooth drive ring offering 605 points of contact and . 59 engagement. Reduced pawl rotation, decreased pawl spring pressure, optimized drive ring diameter, and contact seal layout brings resistance and freewheel noise to a minimum Unique scalloped flange design more effectively distributes stress than a simple round shape