The Kenworth W900 National Seating Series 2000 Ultra Ride 10 Inch Seat Base Adapters are a practical and beneficial addition to your truck. Available in gloss black, these adapters are also offered in chrome or billet aluminum. Each adapter is sold individually and fits perfectly with Kenworth W900 National Seating Series 2000 Ultra Ride Seats. Enhance your seating experience with these adapters, providing a comfortable and secure base for your seats. Upgrade your truck with these high-quality adapters for improved functionality and durability.