High Quality material: the bicycle handlebar plug is made of quality rubber and aluminum, light, sturdy and durable, easy for you to set the cap of your bicycle and give you a wonderful riding experience. Easy Installation: Bike Grip Ends are easy to install and remove. Tighten the screw to make the plastic insert expand to plug the handleba. Easy to install on your bicycle and it's durable and exquisite. Wide Application: Bar end caps fit for mountain bike, road bike, MTB, folding bike, racing bike, adult bike and so on. Color: 2 Pairs bicycle handlebar ends have 2 colors, including black and Titanium. Decorate your bicycle handlebar more beautiful and style. Outer diameter suitable for handlebars: Approximately 22 to 24 mm Inner diameter suitable for handlebars: Approximately 17.5 to 21.9 mm. Feature: Bicycle handlebar plugs can prevent handlebar grip end from damaging and wearing. Filling the hole of handlebar makes handle more stable and comfortable. Specification: Material: aluminum alloy, plastic Size: 2.4*4.5cm/0.9*1.8inch Suitable Inner Diameter: Approximately 17.5 to 21.9 mm. Color: black, titanium Package Includes: 2 x bicycle handlebar plugs