All Bearings suppliers in ChinaAdd EventAdd Listing Search Search Bearings suppliers and Ship equipment suppliers THB BEARINGS CO.,LTD-rolling roller bearings No Reviews Favorite THB BEARINGS CO.,LTD can supply the following five typical types of slewing rings:1. single row slewing rings have a single ...Bearings suppliers and Ship equipment suppliers THB Bearing Co.Ltd No Reviews Favorite As the largest and heaviest slewing ring exported from China, the outer diameter is over 6000mm and the weight is ...