3 blades for Case IH & for New Holland 54″ mowers 87780770 SBA645310340
SBA645310340 is interchangeable with prior part numbers 87780770. These blades are commonly used on the Ford New Holland 54CMS 54” mower deck commonly used on compact tractor models T1010, T1030, T111, TZ18DA, TZ22DA and TZ25DA.