Industry Nine Solix M Classic Rear MS Disc Hub Rear 28H 12mm TA 148mm Shimano Micro Spline Silver ModelNumber=H2403 Bottom bracket sold separately

Bottom bracket sold separately

Quick Release Adapter - add on part to allow the Thru Axle Kit to be used on quick release bikes

}SRAM Rival 22 Rear Brake Caliper Black

FSA (Full Speed Ahead) MegaExo 19 bottom brackets are for use with 19mm diameter spindles

If you are more concerned with weight than durability

Industry Nine Solix M Classic Rear MS Disc Hub Rear 28H 12mm TA 148mm Shimano Micro Spline Silver ModelNumber=H2403 Bottom bracket sold separatelyOptimized 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