The Oi Luxe bell housing is made of stainless steel, with the outer ring CNC machined. There is a leather band on the inside that protects against slipping and scratches on the handlebars. The new Oi Luxe Large bell is suitable for handlebars measuring between 23.8 mm and 31.8 mm. There is also a smaller version in Small for handlebars measuring 22.2 mm. This bell is designed to be very elegant, sporty, and compact, making it perfect for mountain bikes as well.