Mugen Seiki Racing is excited to release the new M Spec Prebuilt Starter Boxes. The B3 is for off-road and the R3 is for on-road. The M Spec boxes are anodized black and have the Mugen Seiki logo laser etched on each side.

The Mugen Seiki M Spec B3 and R3 universal prebuilt starter boxes are the most dependable starter boxes on the market, built with a high-quality aluminum housing, these starter box will accept a full range of LiPo batteries and features a rear handle so that the placement of the glow starter will not interfere with the back of the vehicle. Fully adjustable locating pins allow this box to be compatible with most off road (B3) and on road (R3) vehicles, and the rubber feet help to keep the box stable while a vehicle is on it. These are just a few of the features that make this box one of the best you can buy.