RAM STRAP HOSE CLAMP BALL BASE

The RAM-B-108BU accommodates rails from 1.0 inch to a maximum of 2.1 inch in diameter. To mount the RAM-B-108BU base, place the saddle shaped plate on the rail then wrap the metal clamp strap around the rail and plate. Tighten the screw knob on the metal strap with a screwdriver until the strap has a firm hold on the rail.