If you want to use 24x64 etrailer Cargo Carrier for RV Bumper # e83YR and be able to use it's rated cargo weight capacity, you can use reinforcements like Mount-n-Lock SafetyStruts Universal RV Bumper Support Brackets # MO34VR. This will boost your weight capacity to 400 lbs so you can safely haul your generator and other heavy cargo. view full answer...