1. Description:
- MR681X-W1.12 Chrome Steel Open Ball Bearing is a popular item that could be used in many applications.
- Material: Chrome Steel.
- Closures: Open. 
- Dimensions: 1.5mm x 4mm x1.12mm/Metric
* Inner Diameter (ID): 1.5mm
* Outer diameter (OD): 4mm
* Width/Height/thickness: 1.12mm

2. Usage:
- Use for Blade mCP X, RKH Blade 130X Upgrades...etc.

3. Weight:
- One Bearing: 0.05(g) = 0.0017(oz)

4. Included:
- MR681X-W1.12 Chrome Steel Open Ball Bearing (4pcs).