Black Skull Skeleton Mini Side Mirror for Motorcycle Street Sport Bike Cruiser Color: Black Quantity:1 Pairleft and Right Total Length (approx.): 7 3/4" Stem Length (approx.): 5 1/4" Mirror size (approx.): 4 1/2" X 3 3/4"; Size of threads: 10mm (Come with 8mm adapter)