Incredibell Ace Bell You Rang?The Ace Bell is made from solid brass, delivering a friendly, resonant double-ring chime that cuts through ambient noise, whether you're navigating busy city streets or a quiet mountain trail. An agile downward thumb movement makes ringing effortless, and a forward-facing design lets the sound travel without obstruction, so pedestrians and fellow riders hear you the first time, every time. Features Solid brass domeproduces a clear, resonating double-ring chime for maximum attention Downward thumb-activated ringfor smooth, effortless operation without taking a hand off the bar Forward-facing designallows sound to travel without obstruction for better audibility Mounts on either side of the handlebarfor flexible placement Durable, corrosion-resistant constructionholds up ride after ride in any environment SPECIFICATIONSIntended Use Road, Urban Commuting, Trail Dome Material Solid brass Activation Downward thumb lever Handlebar Compatibility22. 2mm to 25. 4mm | Incredibell | Ace Bell Black