Smr74-2RS Sealed Miniature Stainless Steel Ball Bearing 4X7X2.5 Ningbo Sanzo Import and Export Co., Ltd. Base Info Description Pre：S623zz Bearing 3X10X4 Stainless Steel Shielded Miniature Bearing Next：Smr74zz Stainless Steel Double Shield Bearing 4X7X2.5mm
