Part Number:
RD411-21703, RD411-21700, RD411-21702, RD579-21700, RD461-21900, RD441-21740

Application:
Compatible with Kubota Excavator KX161-3 KX161-3SCA KX161-3STCA KX057-4CA U55CA U55-4CA U55-4 KX057-4 Sunbelt Track Frame

Size:
Height: 7.87inch or 20cm
Diameter: 5.11inch or 13cm

Note: There is NO bolt. To ensure you are ordering the correct part for your machine. Please reference your OEM part number listed in your user's manual or the OEM sticker on your machine.