This Sram Omnium Silver Crankset with a length of 167.5mm is a top-of-the-line option for those who want exceptional performance. It is made from high-quality aluminum, making it highly durable and reliable. The color of the crankset is silver, which gives it a sleek and stylish look. The set includes the crankset only, and it is compatible with a variety of bike types. With its superior performance and high-quality construction, this Sram Omnium crankset is sure to exceed your expectations. CHAINRING NOT INCLUDED BUT CAN BE FOR AN EXTRA CHARGE. It's a 49t Raketa Aeroring with original sleeve and manufacturer number