SeaLux Stainless Steel Clamp On Rail Mount Fishing Rod Holder 7/8" to 1" Marine Grade Stainless Steel Mirror finish.Durable, rust-free stainless steel construction Superior Corrosion Resistance and Durability Infinitely Adjustable Angles To Mount Holder. Rotates 360 Degrees and Heavy Duty Teeth Keep The Holder in Place vinyl liner prevents metal-on-metal contact with fishing gear 9" in Length with 2" Outer Diameter, 1-5/8" I.D.