Zen and the Art of Motorcycle repair. Great book. About hitting the road， and finding out what Life is truly all about. On the topic of great， here's a great product to give some additional functionality to your motorcycle. Whether you're the DIY type or you just don't have the money to overpay some garage to fix it for you， we're here to help with motorcycle parts and accessories that are priced reasonably and made for top notch quality. This one here， it's a set of 2 mirror mounts. Easy to install and very very necessary. Because with bike safety you definitely want all parts in working order. Solid mounting for mirrors so you can see the action going behind you. Buy this important item today. Universal fits any motorcycle with 7/8" (22mm) handle bar that use 8mm right thread (clockwise thread)Note: It does not fit Yamaha reverse (counter-clockwise) thread Color: blackMaterials: High quality billet aluminumAnti rust and corrosionWeatherproof and durableDimension: about 56x37.5mmSuitable for 8mm thread Package:2 X Mirror mounts