Product Features  Precision ball bearings are fixed in steel stamping bearing housings, which are sturdy and durable, and can bear heavier loads than plastic bearing seats.  It has low requirements for the use environment and can operate well in both high and low temperatures.  Complete diameter series with large load-bearing capacity.  Full anti-static design.  It is not recommended for use in positions such as belt conveyor idlers and tensioners.  Applicable temperature: -20°C to +80°C.