Traxxas #5827X extended battery hold down and hold down retainer replace stock unit to accommodate taller, multi-cell batteries. Kit includes foam spacer, extended battery post, and angled retainer clip. Fits all 1/10 scale Traxxas Slash models except those with LCG 4×4 chassis. 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.