Mirrycle AL168 Basil Brass Duet, Black Go to amazon.com Related posts How to find the best susans horn for 2022? FeatureClear, two Tone soundFor 21.7 to 24mm handlebarsDome diameter: 33mmWeight: 40G DescriptionClear two tone sound For 21.7 to 24mm handlebars Dome diameter 33mm Weight 40g