You can take a quick measurement to make sure the Darby Extend-A-Truck Kayak Carrier, part # DTA944-968-924 will work for you.
Just measure from the top of the trailer hitch opening to the top of your bed topper. The # DTA944-968-924 extends from 53-3/8 inches to 60-3/8 inches so if this height range clears your topper then the Darby will work well for you. It shouldn't be an issue though because most toppers are not that tall. view full answer...
I have a great alternative to the Blazer Amber Warning Light Bar # C4850AW. After some research, I confirmed that the Blazer Amber Warning Light Bar will not attract to aluminum or fiberglass. However, I recommend purchasing the Peterson Amber Revolving Halogen Warning Light Bar # 761A. Instead of mounting with a magnet, the Peterson permanently mounts on the installation surface and plugs into your vehicles auxiliary outlet.
If you are looking for a no-drill solution with a bit of a different... view full answer...