Ram Mounts Handlebar U-Bolt Base For Rails 0.5 To 1.25 In Diameter Ram-B-231Zu With B Size 1 Ball

The RAM-B-231ZU consists of a B size 1 rubber ball designed to sit at right angles to the mounting rail. The zinc coated metal u-bolt accommodates rails in diameter from 0.5 to 1.25 in diameter. Included are black cover caps to be placed over the exposed ends of the u-bolt and a composite adapter that can narrow the rail to a minimum width of 0.5.