Don't let the small size fool you. Mirrycle's Incredibell Triple is little, light and LOUD! Plus, its diminutive dimensions let you mount it just about anywhere on your handlebars. A flick of your finger and the Ding! Ding! rings clear for all to hear. The Triple fits the 3 most common handlebar sizes: 22.2mm, 25.4mm and 31.8mm. - Dome Diameter: 37mm (1.3")

The Mirrycle Jellibell is a fun way to let pedestrians and other riders know you're coming! The Jellibell has a see-through top so you can see the gears spin as it rings. It's weatherproof, too! - Dome Diameter: 48mm (1.9") - Fits handlebars with 21mm – 22.5mm (.83" – .89") outside diameters

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