Mrp amg v2 chain guide carbonthe amg v2 chain guide is perfect for all mountain riding it has become a popular choice for many riders on all types of all mountain bikes it will excel equally when mounted on a hard tail or a 5 6 travel full suspension bike as the amg guide has no chain retention device that is rarely needed with modern narrowwide chainrings and clutch derailleurs this guide is drag free when pedalling and still provides trail obstacle protection as the skid plate is sti