About this item The handlebar end plugs are made of quality aluminum and premium plastic and are lightweight, sturdy and durable. Bicycle bar end plugs are applied to most bicycle handlebars with an inner diameter of 17.5 to 21.9 mm by tightening the screw so that the plastic insert is inserted into the handlebar. Easy to install and remove handlebar end caps, an inexpensive alternative to end plugs. Tighten the screw to open the plastic insert and insert the handlebar. It can be easily installed on a bicycle and has a non-slip effect. An ideal accessory for bike enthusiasts. Outer diameter suitable for handlebars: approx. 22-24mm Inner diameter suitable for handlebars: approx. 17.5-21.9mm › See more product details