Order Includes: 3x Spindle Assemblies. Part Numbers: 618-04125 / 618-04125A / 618-04125B / 618-04125C / 918-04125A / 918-04125B / 618-04126 / 618-04126A / 618-04126B / 918-04126 / 918-04126A / 918-04126B. Specs: 50" decks / Diameter Pulley 5-3/4" / Blade mount is 6 pt. star center hole. Note: Mounting holes do not have thread.Power tool is needed to install the bolts.It is designed to withstand the vibration..
