US$ 229.97
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SRAM Model ID: FS-UPK-CH21-A1
42mm offset description 1
Fantastic allround glider
Variable tooth width
Industry Nine Solix M Classic Front Disc Hub Front 24H 15mm TA 110mm Boost Red MFPN=00961 SRAM Model ID: FS-UPK-CH21-A1Optimized 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
US$ 229.97
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