Proper Nonagon Sprocket
Featuring an X-style cross outside the centre hole, the Nonagon is the all new and revised version of the classic Magnalite sprocket adapted to fit all cranks (apart from non-socket drive Odyssey cranks). Fits straight on to Socketdrive Odyssey Thunderbolt cranks with no spacers. CNC'd using High quality 7075 Aluminium to withstand all the heavy hits that a BMX bike takes. Comes with 19mm and 22mm adapters, as well as a green proper sticker to up your style. Available in Black (25t).