How much does this cost to the nearest dollar?

Crankshaft Rear Main Seal & Wear Sleeve Ring Installer Tool Perfectly Fits for Ford 4.5L 6.0L 6.4L Powerstroke Diesel Engines
Wide Application Perfectly compatible with Ford 4.5L 6.0L 6.4L Powerstroke Diesel Engines. Fits for Super Duty F-250 F350 F-450 F-550 F-650 F-750; Fits for Low Cab Forward; Fits for E-Series; Fits for Excursion; Fits for VT Navistar International. High Performance Specially designed to help you easily and properly install and remove the rear crankshaft seal, wear ring & rear seal carrier for Ford 4.5L 6.0L 6.4L Powerstroke engines, effectively prevents the seal

Price is $79.00
Price: $78.99