Aluminum Roller to replace the Bottom Roller of KFI Wide 6" Roller Fairleads (SE-WRF and UTV-RF)Hardware Included(1) M10-1.50 x 140mm Hex Bolt GR8.8 Black(1) M10-1.50 Hex Nut Nylock BlackUse With Synthetic Cables OnlyNOT To Be Used With Steel CableMay be compatible with other brands. Before ordering for other brands, measure your fairlead roller