Replacement and sports variator, depending on the model with 6 or 8 variator rollers and with or without variator spring. Precisely manufactured, the half pulley is made from a silicon-aluminium alloy on high-precision CNC machines and finally diamond-ground. The included variator rollers are PTFE-coated and therefore self-lubricating, self-lubricating plain bearing, optimised shifting, improved acceleration, slightly increased top speed, tuneable to every model. INFO: For some models, the black variator cover is not included. In these cases, the original can and must be reused. Not road legal! Number of rollers 6 pcs. Article type variator, weight 12.0 g, size 19 x 15.5 mm, main colour silver, option without V-belt, variation sport