1. Applicable model: RC car ball bearings are suitable for WLTOYS 144001, 144002, 124018, 124019, 124017, 124016, 144010 Remote control cars.
2. Stainless steel materials: the bearings are made of stainless steel materials, which are durable, strong and have a long useful life.
3. Smooth surface: This stainless steel RC car ball bearing has a simple and soft finish that your car will look like new.
4. Product size: The outer diameter of the RC car ball bearing is approximately 7 mm / 0.3in, the internal diameter is approximately 4 mm / 02 inches, the thickness is approximately 1.8 mm / 0.07 inches.
5. Easy to install: Our metal bearings are specially designed for remote control vehicles. Multifunctional design, suitable for most of the modification of the RC car body.

Speculation:
Type: Remote Control Ball Ball rolling
Material: stainless steel
Color: silver
Weight: approx. 3G / 0.1OZ
Product Exterior diameter: approx. 7 mm / 0.3 inches
Internal product diameter: approx. 4 mm / 02 inches
Product thickness: approx. 1.8 mm / 0.07in
Applicable Model: For WLTOYS 144001, 144002, 124018, 124019, 124017, 124016, 144010 Remote control cars

Packaging list:
4 x bearing