Great value 2-piece design 9-speed chainset offering slick hyperdrive shifting performance for off road enthusiasts. Mega-9 chainset offering slick hyperdrive shifting performance. The 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durable. Lightweight and rigid steel bottom bracket axle. Comes without chainguard. 50 mm chain line. This item is Brand New, in original packaging, supplied with all accessories. 12 months warranty supplied. Altus FC-MT210 chainset for smooth and reliable cycling. Shimano brand ensures durability and performance. 46/30 teeth configuration for versatile riding. Black color for a sleek look.