RAM Mounts V-Shape Base with 1in. Ball for Rails and Yokes RAM-B-108BU

(1) qty 6in. long metal strap(1) qty 8in. long metal strap(1) qty 5.5 rubber strip that supports the metal straps to avoid scratching or marking of the rail.1in. Rubber Ball B Size accommodates rails from 1in. to a maximum of 2.1in. in diameter.