1. Muaj nyob rau hauv unidirectional thiab bidirectional hom
2. Txhawm rau zam qhov yuam kev mounting, txawm tias unidirectional lossis bidirectional, lub rooj zaum kheej kheej kheej kheej tuaj yeem xaiv tau. 3. Cov hlau zoo heev - cov hlau huv huv uas tuaj yeem ua rau lub neej ntev txog li 80% 4. Advanced Grease Technology - NSK lub tshuab lubricant txuas ntxiv roj lub neej thiab txhim kho kev ua haujlwm zoo5. High-qib steel pob - nyob ntsiag to thiab du ntawm kev kub ceev 6. Nrog lub ferrule nyob rau hauv qhov kev xaiv, mounting yuam kev yog zam.
