Specifications: Lightweight brass bicycle bell with steel spring system. Can be mounted in various positions. Quick-release straps fits all diameters. Easy to install and remove.Label: New!. Mounting system: O-ring, Quick-release. Materials: Brass. Clamp diameter: Fits all. Made of: Brass. Weight (g): 26. Height x width x length (mm): 36 x 28 x 60.