Compact Camping Concepts - This Utility Trailer Camper is a good example of how to haul kayaks with a roof top tent. It looks to have started life as a Carry-on 4'
4-8 Boat Kayak Trailer w/ Cargo Basket
5 x 10 Heavy duty utility Trailer/kayak | Utility trailer, Kayaking, Kayak fishing setup
Build Your Own Kayak Trailer: Utility Trailer Conversion | Simplified Building
GO Kayaking Trailer & Camper Options | SylvanSport