MonacoRC Japanese Premium Quality Ball Bearing ZZ Kit A Total of 14 BB with Metal Shield for
Xray T4 2021 and 2020
4 10x15x4mm code MC-B009
8 5x10x4mm code MC-B006
2 4x7x2.5mm code MC-B008
All the ball bearings are lubricated with oil instead of grease in order to have immediate high speed and smoothness performance!