Perko Chrome Barrel Bolt - 5" – Marine Boat Replacement Part is organized for deck hardware & rigging shoppers who need a clear, professional marine parts buying experience.Chrome Barrel Bolt - 5" Features: Chrome Plated Bronze Body & High Impact Black Nylon Bulkhead Keeper 3/8" Diameter Bolt Bulkhead Keeper Easily Installs in a 5/8" Hole Includes Friction Pad to Eliminate Rattle and Provide Smooth Operation Overall Dimensions: 5-1/4" x 1-7/16"Fitment & Product Details Brand / Manufacturer: Perko Material: bronze, nylon, chrome Color: black Search-optimized by brand, system, part type, and fitment cues. Verify compatibility with your original part number, engine model, and application before ordering. Built for boat owners, e-commerce shoppers, and professional marine service teams.