the set is fully compatible with the entire HO Unitrack system

FEATURES: Black in color

RPM and horsepower are not provided

Keep from freezing

Aluminum construction with pre-installed o-ring gasket

PowerHobby Pro Series Rubber Sealed Bearing Kit Arrma Kraton / OUTCAST 8S Chargers the set is fully compatiblePowerHobby Pro Series Rubber Sealed Bearing Kit All the bearings in the Pro Series Kit are all ABEC 5 Rated and have a specially engineered lubricant to resist the heat and abuse caused by the additional torque and speed. Rubber sealed high quality steel chrome bearings designed for the R C racing enthusiast. Fits : Arrma Kraton OUTCAST 8S Includes : 6x10x3mm x4 6x12x4mm x1 6x16x5mm x1 8x16x5mm x2 12x24x6mm x10 15x26x7mm x4 17x26x5mm x4