The PowerBolt II+ is the latest addition to our wireless battery family. Featuring the intelligence and convenience of the PowerBolt II, with a built-in digital menu, now with an even longer battery life.  Fully compatible to power up any wireless Spektra machines (Flux, EXO, Flux Max).

This Stroke Wheel comes with cam, bearing and screw, ready to be installed in your MotorBolt. Changing Stroke Wheels will change the needle displacement.