Refresh your boatâs seating with the Horizon Manufacturing 18" Low Back Fold Down Boat Seat 1003âa compact, durable marine seat built for performance and comfort. Ideal for fishing boats, pontoons, and small watercraft, this low-back design provides reliable support while maintaining a streamlined profile. Constructed with an injection-molded, high-impact plastic frame and reinforced stainless steel t-nuts, this seat is built to handle rugged marine conditions. The 28 oz. UV-treated, mildew-resistant marine-grade vinyl resists fading and moisture, while high-density foam padding delivers lasting comfort for long days on the water. Heavy-duty aluminum no-pinch hinges allow the seat to fold down easily for flexibility and storage. With a universal 5-1/4" mounting hole pattern, installation is quick and compatible with most pedestals, swivels, or flat surfaces. Backed by a 3-year frame warranty and 1-year upholstery warranty. Features:• Compact Low-Back Design (18" Height) â Streamlined support for smaller boats and casting decks• Injection-Molded High-Impact Frame â Strong, durable marine construction• 28 oz. Marine-Grade Vinyl â UV-treated and mildew-resistant for long-lasting performance• High-Density Foam Padding â Comfortable cushioning for extended use• Aluminum No-Pinch Hinges â Smooth fold-down functionality• Stainless Steel T-Nuts â Corrosion-resistant mounting hardware• Universal 5-1/4" Mounting Pattern â Fits most pedestals, swivels, and flat surfacesSpecs: Seat Height: 18"Seat Width: 16"Seat Depth: 16.25" Sitting Depth: 13.75" Comfortable foam padding for all-day fishing Universal fit for easy installation Fold-down flexibility for versatile seating | 18" Boat Seat Low Back Fold Down - Green