●Worlds Lightest Handle End Cap ●Bar end plug attaches to left and right flat handle to prevent damage to the grip ●A 0.2 inch (4 mm) hex wrench from the outside of the handle to spread the thinner and secure it to the handle. High fixation and easy to install ●Material: 6061 aluminum alloy ●Compatible Inner Diameter: 0.7 - 1.0 inches (18 - 25 mm) ●Compatibility: MTB handle, etc ●Reference Weight: 0.4 oz (12 g) (1 piece) ●Pack of 2