I am selling this because I no longer need it. Retail price: 79,200 yen Selling for less than the retail price. From the official distributor website: The Kid Corral system is an option for carrying children on the deck of a Big Dummy, Big Easy (electric bicycle), or Big Fat Dummy. This system allows you to adjust the length of the surrounding rails in two stages to suit your needs and preferences. The kit includes a safety rail system, two soft deck pads, a deck bar, and mounting hardware. The Kid Corral system can be installed simultaneously with a Thule Yepp Maxi, or one Yepp Maxi child seat. For more details, please refer to the installation instructions.