Minimalist & Space-Saving, Loud for Safety This handlebar plug-type bike bell is specifically designed for road bikes and fits handlebars with a 22.2mm diameter. Featuring a high-strength PP expansion plug and expansion screw, it locks firmly in place without slipping. The ergonomic paddle allows easy activation with your pinky finger, delivering a crisp, loud ring up to 80 decibels—ideal for alerting pedestrians and vehicles to ensure safer riding. Features 📢 Loud Sound: Up to 80dB for strong audibility🔧 Secure Fit: PP expansion plug + stainless steel screw for firm locking🧲 Space-Saving: Plug-style design keeps handlebars clutter-free☔ Water-Repellent: Copper alloy shell handles light rain (avoid extended exposure)🔄 Ambidextrous Mounting: Can be installed on either left or right side🖐️ Ergonomic Trigger: Paddle design allows quick rebound with minimal effort Material Composition Copper alloy bell cap + copper alloy sounder + copper alloy hammer Aluminum alloy base + high-strength PP expansion plug + stainless steel screw Specifications Handlebar Fit: 22.2mm diameter Size: See diagram Weight: Lightweight and portable Colors: Black / Titanium Installation: Includes 3mm hexagon socket screw Compatible Models Road bikes / City commuters / Other bikes with 22.2mm handlebar diameter