Holds Rods Securely In Place For Fishing Rugged Poly Material is UV Resistant One-Piece Construction Allows Easy Installation Drain Hole in Bottom Angled at 30 Degrees for Optimal Rod Position Flange Measures 3-1/2″ x 4-1/4″ on Top 8-3/4″ long and 1-7/8″ diameter Requires a 2″ Hole Molded In Rod Index