Serpent Spyder SRX2 Ceramic Ball Bearing Kit Choose Rear or Mid Motor:Spyder SRX2 Mid Motor (MM) Freewheel bearings are characterized by

Freewheel bearings are characterized by their ability to turn in one direction only and thus transmit torque whilst having a zero backlash

Works for all editions of the 7

The TCX already comes with superlite 3

Two 3/16x1/2 bearings

Serpent Spyder SRX2 Ceramic Ball Bearing Kit Choose Rear or Mid Motor:Spyder SRX2 Mid Motor (MM) Freewheel bearings are characterized bySerpent Spyder Ceramic Ball Bearing Kit: race faster, longer with our world champion ceramic bearing kit. Uses diamond polished Silicon Nitride ceramic balls, our fully synthetic ACER Racing SIN oil, HSR inner cage technology, proprietary inner tolerances, and no contact seals for the fastest bearings ever. If you have the Sypder SRX2 Gen 3 please make that selection from the menu.