Mac's new JK Kit utilizes the stock holes (no drilling required!) for mounting your hardtop in your JK - just use the provided stainless steel hardware and your cooler will stay secured as you roll down the hill! (Note: Mac's sincerely hopes that your descent is rubber side down) Kit Includes: (2) 28" VersaTie Track-1 sections. (6) sets of 8mm x 1.25 hardware, screw, nut and washer. (4) Single Stud Tie Down Rings (SKU 310001)