Tamiya 1/10 X-SA Grasshopper Semi-Assembled KitThe Tamiya X SA Grasshopper 1 10 Off Road 2WD Buggy Rolling Chassis Kit features an expert built chassis with pre finished body that can be appreciated by both drivers and collectors alike. X SA Series Kits are a big part of what Tamiya does. But some people do not have the time or confidence to assemble an R C model. That is why Tamiya created the X SA (Expert Semi Assembled) series of models. Each model features a fully assembled and setup chassis