The best storage cover for your 2018 Winnie Mini Drop 1790 is Adco Olefin part # AD37ZR as this provides the best protection in hot climates with a lot of sun, has the easiest install, and also has zipper panels that allow for easy access to the doors of the RV if ever needed.
I attached a review video for this for you to check out as well. view full answer...
Is there anyway to get your bikes under 40 lbs like maybe by removing the seats and/or batteries? If so, there's a really easy solution with the Lippert Bike Wing Adapter part # LC731137 since your trailer has the Jack-It adapter mounted to the jack flange.
Other than that there really isn't a great bike rack solution since you'd need so much extension for your bike rack to fit and clear the trailer jack unless you'd consider a front hitch for the truck or there was a hitch at the rear... view full answer...