China Carbon Steel Low Price Conveyor Ball Transfer Unit Sp12-Fl Taizhou Maoguang Import & Export Co., Ltd Base Info Description Pre：A&F Bearing/ Cylindrical Roller Bearing NJ211M Next：Needle Roller Bearings with High Load Carrying Capacity (K, HK, SCE, BK, BCE, HF, HFL, NK, NKI, NA, RNA)
