1. Made of high-strength 7075-T6 aluminum, the strongest aluminum in the world.
2. Originally developed for the aircraft industry and then adopted by the best rear sprocket manufacturers.
3. Cleaner, straighter and smoother chain travel, because it is ground precisely flat to 0.002 mm.
4. No vibration – therefore maximum efficiency of power transfer.
5. All these features mean slow wear and extreme durability over the long-term.
6. Anodized blue, with a permanent, organic environmentally friendly colorant.