The Agri-Fab 45-0458 aerator features attached to the SmartLINK master platform and is excellent for use in lightly compacted soil. The 10 spikes are designed for thorough soil penetration. The SmartLINK system from Agri-Fab makes it easier than ever to take great care of your lawn. It\'s a totally unique system of grooming attachments that is designed to be easy to use, easy to store and easy to afford. Just start with the SmartLINK Master Platform and choose the tools you want for the results you want.