Let's build your family's dream Rainbow Playset! Rainbow's King Kong Castle pkg II Loaded & Supersized 84A swingset comes loaded with these features. 53C King Kong Castle Supersized Pkg V Grand Slam with Wooden Roofs # swingsets # rainbowplay # rainbowplaysystem # rainbowplaysystems. King Kong Castle Residential Play Sets available through Rainbow Play Systems in Appleton Wisconsin. Click to view Deck Size. The product is already in quote request list! Designed by Elegant Themes Powered by WordPress. None Rob Buddy Corey Russ Sarah. Quote List No products in the list.