Safety

Mirrycle's Incredibell Brass Duet makes a traditional ding-dong dual-tone ring with the beautiful resonance of solid brass. Plus, its compact size lets you mount it just about anywhere on your handlebars. - Dome Diameter: 33mm (1.3") - Fits handlebars with 21.7mm – 24mm (.86" – .95") outside diameters

Fits 22-25.4mm Handlebars

Turtle Horn for kids' bikes.

Dolphin Horn for kids' bikes.

Tool-free mount attaches quickly to handlebars 19-32 mm. Aluminum 30mm diameter bell can also be mounted with a light or computer FlexTight™ bracket. - Sound Volume: 90.0dB - Handlebar size: 22-32mm - Bell Diameter: 33mm - Weight: 25g

Hit the lever once, it rings twice! Sleek and small aluminum bell. - Sound Volume: 87.0dB - Handlebar size: 22.2mm - Bell Diameter: 33mm - Weight: 27g