SITTA Racing Aluminum Sprockets Made in Italy The quality of the SITTA sprockets speaks for itself, they are used in the Moto 2, Moto 3, Superbike, Superstock, Supersport, CIV (Italy) and CEV (Spain). By using the high-end range, precise experience can be collected and the design of the sprockets can be adjusted to the maximum. - Milled completely from an aluminum block - Use of certified materials, 7075-T6 aluminum - Quality control on each sprocket - Extremely accurate processing - Unique design - Continuous optimization of the sprockets, through experience from racing - Durable by removing all sharp edges on sprocket and teeth Sitta was founded in 1993 and certifies its sprockets in accordance with UNI EN ISO 9000/2000 in order to maintain the quality at a high level. The Sitta sprockets, with their unmistakable and unique design, are made from 7075-T6 Duraluminum, which is used predominantly in aviation. The tensile strength is about 11 times that of pure aluminum, and by hardening it almost reaches the strength of steel.