Material Type:Steel MetalItem Weight:23g Model Name:Motorcycle Rearview Mirror Adapter Bolt Origin:Mainland China Item Type:Side Mirrors & Accessories If you need 8mm , please click the picture to buy: Description Quantity: 1 piece Color: Black Features: - Useful adapter. - These adapters will screw into your anti-clockwise 10mm to 10mm anti-clockwise threaded mirror mounting point. - Easy to install. Material: Steel Metal Color: Black Thread Diameter: 10mm to 10mm Place of Application: Motorbike Note: The data is measured manually, and there may be some deviation, but it does not affect the use. Product Weight: 20 G / 0.71 Ounces Product Dimensions (L*W*H): 35*15*15 MM / 1.38*0.59*0.59 Inches Package Weight: 23.0 G / 0.81 Ounces Package Dimensions (L*W*H): 36*15*15 MM / 1.42*0.59*0.59 Inches Retail Packaging: No, No Packing Package include Package Including: 1 x Motorcycle Rearview Mirror Adapter Bolt