RS1 REAR CARGO RACK (Cargo delete plate for custom cages) by McNastyFree Shipping in the lower 48 states! RS1 Rear Cargo Rack If you have a custom cage on your RS1 you can no longer use your factory cargo rack. Here is the answer to your open radiator. Mcnasty Customz low profile aluminum radiator cover. Simply trim down your factory rear vent cover, drill 4 holes and bolt this cover on. It installs and removes like factory Made of Thick Aluminum which are then laser cut and formed with precision Available in Red,