The Jayhawk Surface Elite Bolt allows you to secure any Elite Series base to a concrete surface. For your convenience you will find all the necessary hardware in every surface mount kit, making the installation process easier for you. The surface mount kit includes: four bolts, a concrete drill bit, as well as a drill bit for the plastic base. The four bolts will securely mount the post to the surface mount and create a permanent home for your furnishings. In order to guarantee the best results, use the Jayhawk Surface Elite Bolt in conjunction with the Jayhawk Surface Post Mount.