Eco-Friendly Material u0026amp; Anti-Corrosion. This Fishing Rod Holder Is Totally Made Of High Quality And Eco-Friendly Material--Strong u0026amp; Anti-Corrosion; Constructed With High Impact Resistant Heavy Duty Abs.nUniversal Fit. Accommodates Spinning, Casting And Spincast Rod Handles; Large Clamp On Opening Can Clamp To Anywhere You Want (Max.Opening 1.97u0026#34;). 360 Degree Adjustable. Can Be Surfaced Or Rail Mounted.nHigh Impact Resistant Construction, More Stable. The Construction Is Very Easy To Hold On The Boat Or Kayaks Which Is Very Steady. Great For Boats Or Kayaks, Includes Stainless Steel Hardware.nClamp Max.Opening 1.97 Inch. 1 Pack: Only Include 1 Rod Holder; 2 Pack: Include 2 Pcs Fishing Rod Holders.nFeatures: 1. The fishing rod holder relieves the tedious task of holding the rod when fish are slow to bite. 2. Great design, Light weight, easy to install. Folds nicely to take up very little space. 3. Constructed with high impact resistant heavy duty ABS. 4. 360 degree adjustable.Can be surfaced or rail mounted. 5. Great for Boats or kayaks. Includes stainless steel hardware.