XKMT GROUP Motorcycle Carbon Fiber Diamond Blade Style Rearview Mirrors 8mm 10mm Fit All Motorcycle Standard Naked Street Bike with Standard Metric Screws 7/8" handlebar Honda CB1000R Shadow Valkyrie Please check your bike's mirror fitting if it is 8mm or 10mm threat before ordering the product. Mirror Size: Length 5 1/2 inches X Width 2 1/4 inches (14cm X 5.7cm) Stem Material: Heavy duty Rough Black powder coated Billet aluminum;Stem Height: 3 1/2" (8.9cm) Fits Most Motorcycle, Street Bike, Scooter, Cruiser & Chopper Models with Standard Metric Screws 180 Degree All Angle Ball Joint Swivel Design