Zhol Black Rectangle Motorcycle Mirrors for Suzuki Honda Yamaha Kawasaki Harley Touring Cruiser Chopper Custom Material: Aluminum; Quantity: 1 pair Thread Size: 10mm or 8 mm; Color: Black Fitment:Most of the motorcycle/Bike/Chopper/Cruisers/Touring w/ 8mm/10mm thread Please check size before you buy.