Red colored large wing for Javelin.Wing Stay (OT250) is necessary when use with Optima. It can be easy to install for Optima also, and gives a strong downforce.*When use with Optima, it is necessary...
UMW751 Battery Weight(32g/RB7/RB7SS)32g battery weight for RB7 / SS.Weight to put under the battery.Adjusts the weight balance when using a short STD size or short LCG size LiPo battery.
Replace or upgrade to a fullset of bearings for your car for a smoother and more efficient running car! No more looking up all the sizes you need and potentially getting the wrong ones with these...