DURASYNC freehubs use 6 pawls with simultaneous engagement for maximum durability. SPEEDSYNC freehubs use 6 pawls with offset engagement for maximum engagement speed. All NEO freehubs are compatible with all NEO hubs (NEO, NEO S, NEO OS, and NEO Ultimate).
Brand: Stans No Tubes
Model: Neo Freehub
Length: 5
Width: 4
Height: 1.5
Weight lb: 0.22
Part Number: ZH1649
Barcode: 847746030805