The C E Smith 15 Flush-Mount Stainless Steel Swivel Rod Holder ismade from marine-grade 316 stainless steel and it swivels to follow the fish without removing the rod from the rod holder. Ideal for bent rod fishing, and great for fishing tuna and other large fish. Features super smooth turning on a precision-machined 1/2" pivot with fine threads and clutch washer. 10 1/2" tube length. Type: Swivel # of Rods: One Material: Stainless steel Lining: White vinyl Diameter: 1 7/8" Mount: Flush Warranty: One year