50pcs Bearing 2x5x2.5mm MR52ZZ MR62ZZ MR63ZZ MR72ZZ MR73ZZ MR74ZZ 4x7x2.5mm Deep Groove Ball Double Shielded Abec-3 Bearings

High-concerned chemical：None Material：Bearing Steel Model Number：MR52ZZ MR62ZZ MR63ZZ MR72ZZ MR73ZZ MR74ZZ Brand Name：pmgn Origin：Mainland China Certification：CE

High-concerned chemical: None Material: Bearing Steel Model Number: MR52ZZ MR62ZZ MR63ZZ MR72ZZ MR73ZZ MR74ZZ Brand Name: pmgn Origin: Mainland China Certification: CE