RAM-Rod Light-Speed holder with rail adaptor base is a must have for the fishing enthusiast. Designed to mount to rails with a diameter from 0.75" to 1" or 1" square tubing you can rotate the rod holder 360 degrees while tilting the cradle forward and back for the optimum angle. Additional Features: Unique design offers quick and easy removal and replacement of rod. Simple and easy adjustment allows for tilting up and down as well as upright for rod storage Unique design integrates removing the rod and setting the hook seamlessly equaling less missed fish strikes. Lifetime Warranty Made in the USA Fishing Remendations:The primary intention of this mount is for either fresh water or salt water usage. Material: High Strength Composite Product : RAM MOUNT RAM ROD LIGHT SPEED W/ RAIL MOUNT Manufacturer : RAM MOUNT Manufacturer Part No : RAP-370-R UPC : 793442926761