The BCHM16 is a round-head studded ball bearing or ball conveyor unit designed for smooth upward multi-directional motion and load distribution. Model BCHM16 Brand ZH Material Chrome Steel precision P0 P6 P5 P4 Product Description The BCHM16 is a round, threaded cylindrical ball bearing (universal ball bearing/swivel ball). It is designed for multi-directional material handling, conveyor systems, and smooth rotation of objects. Company Profile: Zhonghong bearing manufacturing