Equip your Tamiya trailer with a Euro bumper machined from solid aluminum. Installation is quick and easy: simply remove the original bumper and replace it with the new one. Retrofitting lighting for the 7-chamber taillights is straightforward. If using the Tamiya multifunction unit, you will need the lighting kit 500907071. For universal use, choose one of the following circuit boards, depending on your system voltage of 7.2V or 12V: 500907387 1:14 7.2V 7-Chamber LED Circuit Board Universal 500907388 1:14 12V 7-Chamber LED Circuit Board Uni Warning! Not suitable for children under 36 months. Compatible with the following Tamiya trailers: 300056319 Tamiya Refrigerated Container Trailer Matching splash guard set 500907183: 1 Large splash guard (bumper) 2 Small splash guards (fenders) Mounting material Delivery includes: Aluminum rear bumper/underrun protection 7-chamber taillights 2 buffers License plate holder.