12 in Galvanized Adjustable Bunk Bolster Bracket is designed to support trailer bunks. Hot-dipped galvanizing for years of use in the harsh marine environment.
Bolster Bunk Brackets for Boat Trailers, which are galvanized with slotted cut-out for adjust-ability. Measurements: 12 in (H) x 2.50 in (W) 4.75 in (L) each slot