EBMX Upgraded Rear Shock Spring for SurRon Ultra Bee TireBlack Full custom sets have 10-11mm

Full custom sets have 10-11mm thread lengths

Be one of the first to receIve the KO Moto Sur-Ron upgrade motor and controller

Connectors are: Female QS8 / male SupraX

but it could also cause corrosion within your frame

Set Screw Style

EBMX Upgraded Rear Shock Spring for SurRon Ultra Bee TireBlack Full custom sets have 10-11mmThings sag as they get old, but your Ultra Bee spring doesn't have to! Unfortunately SurRon has fitted the Ultra Bee with very soft suspension, reducing confidence when hitting jumps or bigger obstacles. The biggest standout is the rear, replacing the spring is an easy upgrade and greatly improves the bike dynamics. 110NM recommended rider weight 80 90KG Increases rear stiffness, good for medium jumps and does not feel over sprung for general riding