Description: The handlebar end plug is made of quality materials . Tighten the screw to make the plastic insert expand to plug the handlebar, so it fits most bike handlebars with inner diameter within 17.5 to 21.9 mm. It s easy to install and remove, ideal accessory for bike lovers. Features: 1. Made of quality aluminum alloy and premium plastic, lightweight, sturdy and durable. 2. Hard plastic made insert fits most bikes perfectly, anti-slip and firm. 3. Tighten the screw to make the plastic insert expand to plug the handlebar. 4. Easy to install and remove. 5. Ideal for bike lovers. Specifications: Materials: Aluminium Alloy & Plastic Color Options: Red; Green; Blue; Black; Tan; Silver; Gold Suitable for Handlebar Outer Diameter: Approx. 22 - 24 mm / 0.87 - 0.94 inch Suitable for Handlebar Inner Diameter: Approx. 17.5 - 21.9 mm / 0.69 - 0.86 inch Weight: Approx. 40 g Package Included: 2 * Bike Handlebar End Plugs Only