Superior Compatibility - The track ball with T-bolt attachment designed for track mounting systems including most integrated kayak tracks and other third party track systems, such as Scotty, RAM Mounts and more. Perfectly compatible with 1.5 inches / C size arm systems from manufacturers such as RAM Mounts, Arkon, iBolt and others.

Adjust As You Like - The mounting base features rubber friction washers and stainless steel T-bolts; simply insert it into the track and turn the ball clockwise to tighten. Quickly change the position of the holder by twisting the ball counterclockwise. And the ball and socket technology allows for 360 degree adjustability.

Designed for Marine Environment - Constructed from glass-reinforced nylon (nylon 66+GF30) and stainless steel hardware, tested for thousands of hours in salt spray to ensure reliability and stability in the harshest environments. 1.5" Ball made of marine-specific, high-strength composite material, offering superior corrosion resistance compared to standard industrial rubber coatings.