This is the Arrma 15x21x4mm Ball Bearings for the Kraton 4WD BLX, and Typhon 4WD BLX.
- Set of two
- Smooth ball for fast and consistent operation
- May be used in any application requiring this size of ball bearing
Two 15x21x4mm Ball Bearings
Inner Diameter: 15mm
Outer Diameter: 21mm
This product was added to our catalog on March 6, 2018