The Shimano XTR 9100 chainring is the innovation of the entire range, designed for the most demanding XC racers with their components. The brand has created a wide range of direct mounting plates that reduce the weight up to 80 g of the total set and available from 30T to 38T. For enduro racers who choose this monoplate option, they can add the XTR SM-CD800E device to help retain the chain, and together with the option of the crank set with a wider Q factor, it can be adapted to frames of singular dimensions. Shimano has improved the lightness and rigidity of the innovative monoplate, giving them a totally silent operation, an optimal power transfer at high speeds. Integra a system of direct assembly to be able to interchange the plate and go from single plate to double formed entirely by special aluminum, using the system of cold forging to form the metal using the compression force, achieving a great rigidity at the same time that reduce the total weight of the component.