Lid Supports - How to select the proper one for your SkyBox, ShowCase or RocketBox Dave Dezellem Updated November 01, 2017 18:08 Follow The chart below will identify which lid support is need for your box. If you do not see your box listed please contact customer support here, or by phone at 888-925-4621 M-F from 7 to 4 PT. To order the lid supports click here 8880683 or 8880684 Lid Support.pdf 2 MB Download Related articles I've cracked my cargo box! Do you sell tops, or can it be fixed? Where can I get an Instruction Manual? How do I remove the lock cores from my box? Do you sell Cargo Box and Cargo Basket Replacement Parts? How can I find Replacement Parts? Comments 0 comments Please sign in to leave a comment.