Sram GXP PF30,386-EVO GXP 92mm Bottom Bracket Compatio_Enriched The speed sensor 2 attaches

The speed sensor 2 attaches to the hub of either wheel

Fits EA3/E3/650A Rims typically on English 3 Speed bikes

less crisp shifting than cogs designed for multi-gear systems

and easily replaceable standard spokes

Clad rotor blade Stainless steel/Aluminum/Stainless steel 3-layer clad rotor with radiator fin structure achieves heat management more efficiently

Sram GXP PF30,386-EVO GXP 92mm Bottom Bracket Compatio_Enriched The speed sensor 2 attachesA variant of the external bottom bracket, PressFit cuts weight and provides easier installation by allowing you to press the bearing cups into the frame instead of threading them. There's no change to the crank spindle length and diameter remain the same. PressFit cuts weight Easier installation by allowing you to press the bearing cups into the frame GXP compatible Easy installation