Details: 8WD734 Series Standard Low Back Boat Seat Features Aluminum Hinges and Embossed Vinyl Pattern. Plastic Injection Molded Seat Frame. Marine Grade UV and Mildew Treated Vinyl. Marine Grade High Compression Foam Padding. Comes with Mounting Fasteners to Mount to any Standard BIA 4 Bolt Pedestal System. Rated for 200 lbs. Maximum Weight Capacity. Seat Dimensions - Height: 19", Width: 16", Depth: 18.5", Seat Depth: 14". 5 Year Warranty on Frame, 3 Year Warranty on Upholstery.