Features of external spherical bearing:
1. It can be a bearing with higher load and accuracy (compared with the one without seat)
2. The bearing seat is the reasonable self-aligning structure and the most suitable fit of the bearing
3. High sealing performance
4. Simple grease supplement
5. The high-performance and high-strength bearing box can prevent the abnormal load on the bearing and prolong the bearing life.
6. Easy to install and use
