The YAMAHA NMAX 155 Tensioner Chain Set includes two essential components for optimal performance: the tensioner guide and the stopper set. Each part is designed specifically for the NMAX 155 model, ensuring a perfect fit. Made from high-quality materials, this original set boosts the reliability and efficiency of your bike's engine. The sleek black finish not only adds an aesthetic appeal but also complements the overall design of the motorcycle. With its 100% original parts guarantee, you can trust that this set will maintain your bike's performance and longevity.