This is a Hot Racing CNC machined anodized aluminum 4mm gear plate and big bearing cover for the Axial XR10.
1x Heavy-Duty Aluminum 4mm Gear Plate
1x Aluminum Gearbox Cover/Case
3x 5x10mm Ball Bearings (Stock 5x8mm Bearing)
3x 5x9mm Flanged Ball Bearings (Stock 5x8mm Bearing)
Replaces Axial AX30557, AX80066, and some associated components.