Maxima Chain Wax ShockBikes this tube maintains strength and

this tube maintains strength and durability while being lightweight

Spring:  coil spring

(Will fit Surron Ultra Bee

Wheel Travel

Captive adjustment bolt design means when you turn the bolt the axle blocks move forwards and backwards keeping the block tight to the adjustment bolt so there is no play between bolt and the blocks and allows for very precise adjustments

Maxima Chain Wax ShockBikes this tube maintains strength andExclusive Parafilm formula sprays on as a liquid, penetrates and then sets up as a soft waxy film, creating an excellent lube that protects the chain from the elements. Outstanding rust and corrosion protection. Will not fling off or attract dirt. High performance chain lubricant suitable for X, Z, and O Ring chains. For street and off road use.