Bike Bells Aluminum Alloy Bell for Adults and Kids Fit for Mountain/Road Bike Details： 1.Bicycle Bell: Special designed for mountain bikes and road bikes as bell, which make the riding much safer. 2.Easy To Install: Set small bike bell on the handle bar with screwdriver and tighten the screw. 3.Size: Bicycle bell total height about 5.8cm/2.29inch, suitable for handlebar tube outer diameter 2.1cm-2.3cm/0.83-inch-0.9-inch. 4.Crisp Ringtone: Made of aluminum alloy and plastic, bring us clear, sweet, sound, it is enough to alert the passerby and cars. 5.Multipurpose: The bike bell is of essential bike accessories for kids and adults for mountain bike or road bike riding. Contents: 1 PC bicycle bell High-Performance Tires:Upgrade your cycling experience with our high-performance tires. Engineered for optimal grip and durability, these tires ensure a smooth ride on various terrains, enhancing your biking adventures. Ergonomic Saddle for Comfort:Experience unparalleled comfort during long rides with our ergonomic saddle. Designed with rider comfort in mind, it provides the perfect blend of support and flexibility, allowing you to enjoy every journey. Precision Gear Shifting System:Take control of your ride with our precision gear shifting system. Smooth transitions between gears guarantee a seamless cycling experience, allowing you to effortlessly adapt to changing terrains and speeds. Lightweight and Durable Frame:Our bicycle frames strike the perfect balance between lightweight design and durability. Crafted from high-quality materials, they ensure a sturdy yet agile ride, making your cycling adventures both enjoyable and reliable. Advanced LED Lighting System:Illuminate your path with our advanced LED lighting system. Whether you're cycling in low-light conditions or exploring the great outdoors at night, these lights provide enhanced visibility and safety for a worry-free biking experience.