Mount move, and adjust a variety of devices to a rail, bar, or tube using the RAM®   Tough-Track&trade   with RAM®   Tough-Claw&trade . With the twist of a knob, the included small RAM®   Tough-Claw&trade   base clamps to rail surfaces ranging from .625” to 1.25” in diameter without any need for tools. The connected 12” composite, center top-loading RAM®   Tough-Track&trade   has an inside track mounting length of 10.75” and is compatible with all RAM®  track components. By loosening the screw, easily reposition the direction of the track or even conveniently remove the track when not needed.

Material:
High Strength Composite and Stainless Steel Hardware 

Note:
The "U" in the part number reflects product packaged in poly bag.