The Traxxas 7426 battery hold down fits in 1/10 scale 4X4 models with the LCG chassis. This is not the optional hold down for taller batteries. Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.