WZZG 3801-ZZ 2RS （4pcs/lot）High quality double row angular contact ball bearings 12*21*7 mm

WZZG double row angular contact ball bearing  3801-ZZ 2RS Brand Name: WZZG Type:Double row angular contact ball bearings Item No:3801-ZZ 3801-2RS Size: 12*21*7 mm Bore diameter (d): 12 mm Outer Diameter (D): 21 mm Width (B): 7 mm Sealed box: 2RS: Double-sided rubber ZZ: Double-sided iron cover Main Material:bearing steel GCR15 MOQ:4pcs/lot