Clear sound, greater safety: This classic bicycle bell ensures your presence is heard with a clear and loud sound, making your ride Perfect for road bikes, mountain bikes and BMX. Includes installation video to avoid damage and optimal performance. materials, versatile fit: equipped with two different sizes of stainless steel locking plates, suitable for most bicycles metal interfaces durability and an look. Easy Installation Tips: For a smoother installation, loosen the screws slightly to allow more space at Colour:Gold Material:Copper Alloy Package Contents: 1 x Bicycle bell Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.