Features:1.Constructed of premium aluminum alloy, sturdy, rigid and durable.2.Be able to lift rear mirror by 3cm and extends it up to 4cm (the maximum extending distance of two rearview mirrors is 8cm).3.Effectively prevent riders form blocking the view of the rearview mirror, help broaden the viewing range of the motorcycle (or electric bicycle).4.If users need to extend wider distance, 10mm and 8mm two sizes can be used in combination (6cm rising height, outward extending distance up to 8cm).5.Simple installation process, practical and convenient to use.Specification:Features:_x005F_x000D__x005F_x000D_Constructed of premium aluminum alloy, sturdy, rigid and durable. _x005F_x000D_Be able to lift rear mirror by 3cm and extends it up to 4cm (the maximum extending distance of two rearview mirrors is 8cm). _x005F_x000D_Effectively prevent riders form blocking the view of the rearview mirror, help broaden the viewing range of the motorcycle (or electric bicycle). _x005F_x000D_If users need to extend wider distance, 10mm and 8mm two sizes can be used in combination (6cm rising height, outward extending distance up to 8cm). _x005F_x000D_Simple installation process, practical and convenient to use. _x005F_x000D_Suitable for most motorcycles and electric vehicles whose rearview mirrors are with M10 or M8 mounting apertures. _x005F_x000D__x005F_x000D_Specification:_x005F_x000D_Condition: New_x005F_x000D_Material: Aluminum alloy_x005F_x000D_Main Color: Black _x005F_x000D_Thread Diameter: 10mm(M10), 8mm(M8)_x005F_x000D_Extended Horizontal Distance: 4cm_x005F_x000D_Risen Vertical Distance: 3cm_x005F_x000D_Package Weight: Approx.106g3.7oz_x005F_x000D__x005F_x000D_Package List:_x005F_x000D_2 * Mirror Adapter_x005F_x000D_2 * M1010mm Screw_x005F_x000D_2 * M1010mm Gasket_x005F_x000D_2 * M88mm Screw_x005F_x000D_2 * M88mm Gasket_x005F_x000D__x005F_x000D__x005F_x000D__x005F_x000D_Note:_x005F_x000D__x005F_x000D_Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.PackageList: