1PCS P-Type Vertical Bearing Housing Components Aluminum Alloy Support Fixed Seat Screw Rod Optical Axis Shaft Support Bearing

High-concerned chemical：None Material：Bearing Steel Model Number：6mm 8mm 10mm 12mm 17mm 20mm Brand Name：NoEnName_Null Origin：Mainland China

High-concerned chemical: None Material: Bearing Steel Model Number: 6mm 8mm 10mm 12mm 17mm 20mm Brand Name: NoEnName_Null Origin: Mainland China