Knog Doorbell Oi Bell Limited

Bell Knog Oi - A new shape of bell - A clear and uninterrupted sound thanks to the space provided for the passage of the cables - CNC machining Oi Small : 22.2mm (ex.: Mountain bike (near the handle), BMX & other city bikes). - Oi Large : 23.8 to 31.8mm (ex.: road bikes).