Speaqua The Barnacle Bike Mount: Black for Speaqua Waterproof Bluetooth Speaker Enjoy your sounds with the Speaqua bike mount. Crank your tunes without headphones to keep you aware of your surroundings. Cruise around the boardwalk or charge more rugged terrain. The Barnacle Bike Mount is easy to attach to any handle bars. Get creative with your mount. This mount is not limited to just bikes; attach it to your paddle, a GoPro pole, kids strollers, etc. Small, lightweight, and stores away safely when not in use; 3.25 x 4 x 3.25 inches, and weighs 3.2 ounces.