Industry Nine Solix M Classic Rear MS Disc Hub Rear 28H 12mm TA 148mm Shimano Micro Spline Silver ModelNumber=H2403 }SRAM Rival 22 Rear Brake

}SRAM Rival 22 Rear Brake Caliper Black

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

Bottom bracket sold separately

GXP 24/22mm (SRAM/Truvativ)

Industry Nine Solix M Classic Rear MS Disc Hub Rear 28H 12mm TA 148mm Shimano Micro Spline Silver ModelNumber=H2403 }SRAM Rival 22 Rear BrakeOptimized 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