insert to protect your fishing rod from any wear against the stainless surface 1. It is made of stainless steel, made with precision workmanship, corrosion-resistant, not easy to rust, and durable. 2. Hexagonal locking design, large adjustment space and wide application range. There is an anti-chemical pad between the fitting with the tube to prevent scratching your love boat. 3. The through-hole design at the end can eliminate the seawater splashing into the cylinder. 4. There is a nylon liner inside, which can effectively protect your fishing rod from being scratched.<br><br>5. It can be installed on vertical or horizontal rails, and the pole frame can be adjusted to 360 degrees after installation. Size:L = 10inch (250mm) I.D. = 1-1/2inch(38mm) Fits to rail:7/8inch-1inch (19mm-25mm) Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Material: Stainless steel colour: silver<br><br>Package Contents: 2 * Fishing Rod Holder<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.