Traxxas Slash 4X4 Ultimate 1/10 Elec Off Road Econo Power Bearings TRAXXAS SLASH 4X4 ULTIMATE 1/10 ELEC OFF ROAD Econo Power RC Car & Truck Bearings Kit Components: QTY.4:MR85-ZZC , QTY.6:MR115-ZZC , QTY.2:MR126-ZZC , QTY.2:MR688-ZZC , QTY.5:MR6700-ZZC , QTY.1:MR6701-ZZC