⭐︎ Instant purchase OK! No comments needed. Carefully shipped in a cushioned envelope. Other items also on sale. Compatible handlebar diameter: 31.8mm (flat sections not supported) Stealth-type, unobtrusive cycle bell. Size: Outer diameter approx. 50mm x width approx. 16mm The resin clamp body and sound aluminum round color bar are attached with a spring. Features a simple design. Installation: Remove the clamp screw with a Phillips head screwdriver. Carefully widen the bell's resin clamp and fit it onto the handlebar. Position the bell and tighten the clamp screw with a Phillips head screwdriver, just enough to prevent the bell from moving. Be careful not to overtighten the screw. We check the sound of the product before shipping, but if it doesn't ring after installation, please check if the sound bar is touching the brake lever, derailleur clamp, etc. ※Imported product※ Although we inspect all items, the finish may be less refined compared to Japanese products. We apologize, but please refrain from purchasing if you are looking for perfection or are overly sensitive. ※The color of the product may slightly differ from the images due to lighting and the monitor you are viewing. ★ Instant purchase OK without comments ★ Free shipping (anonymous delivery - Nekopos) ★ We do not offer discounts. (We will consider discounts for bulk purchases, so please comment.) Please also check the profile. Thank you.