1. Low noise, fast heat dissipation, low friction, high speed, high temperature resistance.
2. Made of high-quality bearing steel, durable and not easy to deform under heavy load.
3. Improve efficiency while minimizing friction
Bearing: MR63-2RS
Material: Bearing Steel
Inner Diameter: 4mm
Outer Diameter: 7mm
Width: 2.5mm
Precision: ABEC-3(P6)
Seal Type: 2RS Blue Rubber Seals
Lubrication: Grease
Feature: High speed, Low Friction, Low noise.