The Primo Richter Sprocket was designed & built for Nate Richter & finished with a custom laser etched pattern. Built from 5mm thick 6061-T6 aluminium & fully CNC machined for strength & durability, its fully 3D CNC'd to create a dual thickness sprocket that's more durable where it's needed. The Richter Sprocket fits 19mm, 22mm or 24mm spindles with all adapter rings included. section Product Specs TYPE: Bolt On
Material: Alloy WEIGHT: 76.8g (2.71oz)