Игольчатые подшипники без колец

Needle Roller Bearings and Cage Assemblies It is a kind of independentbearing unit with high load capacity and rigidty especially applicablefor the tray of shaft and seat holes with the unit which is limited in radical dimension. Pls kindly check the following: K SERIES single row needle and cage assemblies K-ZW SERIES double row needle and cage assemblies K-D SERIES single row split needle and cage assemblies K-ZWD SERIES doule row split needle and cage assemblies