Heavy Hitter 520 Primary Chain Drive Conversion OEM Motor Only e moto parts Versatile Usage Options: Equipped with

Versatile Usage Options: Equipped with a built-in wire cable

but every so often

Deep Groove ball bearings

design cues were taken from dual-sport motorcycle tires and then adapted to the e-bicycle segment

Heavy Hitter 520 Primary Chain Drive Conversion OEM Motor Only e moto parts Versatile Usage Options: Equipped withImportant Notice: When installing, make sure your chain tension is not tight! Any chain drive that you install should have loose chain tension! For OEM Motor ONLY! Most aftermarket motors have a +4mm offset change. We are in process of an update to work with aftermarket motors. Big Performance for big power builds and long term reliability. The heavy hitter Ultra Bee primary chain conversion is designed with perfection in mind. Most primary chain