ZDD About this itemDESIGN:Small, lightweight and high-sensitivity of this bicycle universal circular mechanical code table.BEST CHOOSE:Pure mechanical bicycle code table, not only good quality, but also accurate data.ADVANTAGE:Our products have complete accessories and are easy to install. The bicycle speedometer is designed to be chrome circle old school style.MATERIAL: It is a high-quality bicycle equipment made of durable aluminium alloy.Feature:This is a general-purpose mechanical tachometer for bicycles or tricycles. It is a high-quality bicycle equipment made of durable aluminium alloy.Pure mechanical bicycle code table, not only good quality, but also accurate data.It only applies to 26/27.5/28/29 inch bicycles. Check your bicycle size before purchasing.Our products have complete accessories and are easy to install. The bicycle speedometer is designed to be chrome circle old school style.Small size, but light weight, functions as a bicycle speedometer and odometer, measuring both speed, distance and riding time.Description:Main Material: Aluminum alloyColor: BlackPackage Includes: 1Pc Bicycle TachometerNOTE:This product is in-kind shooting,different computer have different monitor,the color may be a little difference.