Biltwell O/S SPEED flat clamps in CNC T-6 aluminium with chromed finish. Equipped with an insert for tubes of 1 "and 1-1/4" diameter are used to mount odometer or rev counter. Designed for attachment to T-Bar style handlebars. Easy to install thanks to the hinge mount. They come with a 5 / 16-18 threaded bolt hole for which an Allen bolt is included. Sold in pairs