Are you looking for a professional, yet bike handle shim? Are you in search of a sturdy, trustworthy tool? , ! This bike handle reducer is made of material, must meet you needs. It is one of the for you. Features -Color:Black -Material:Aluminum alloy -Size:4.10X3.20X2.00cm/1.61X1.26X0.79in - This increase clamp allows you to use larger diameter standard size handlebars. - If your bike handlebar diameter is smaller than the stem installation aperture, then add the handlebar conversion chip can be installed to install it. - The uneven design of the surface increases the friction and does not damage the handlebars and handlebars, which increases the safety of riding. - With smooth lines, smooth edges, making your bike more cool and fashion. - The product is made of aluminum alloy, which is durable, break-resistant and has higher hardness. Package list: 4 x Bike Handlebar Shims