10PCS MR Series MR115RS MR63 74 84 104 106 128 MR85RS MR105 MR148 RS ZZ Miniature Model Rubber Cover Shielded Ball Mini Bearings

High-concerned chemical：None Surface Roughness：Ra 1.6 Torque Capacity：CN (source) Model Number：CN (source) Coatings：Nickel Material：Steel Brand Name：BNBG Origin：Mainland China Certification：None model：MR63/MR74/MR83/MR84/MR85/MR148-2RS

High-concerned chemical: None Surface Roughness: Ra 1.6 Torque Capacity: CN (source) Model Number: CN (source) Coatings: Nickel Material: Steel Brand Name: BNBG Origin: Mainland China Certification: None model: MR63/MR74/MR83/MR84/MR85/MR148-2RS