The Peterbilt 579 12 Inch Seat Base Adapter is a practical and versatile solution for fitting most Peterbilt 579 Seats Inc Legacy Lo Seats built July 1st, 2018 and newer. Available in a sleek Crystal White finish, this adapter is offered in both Chrome and Billet Aluminum options. The 12-inch adapter is sold individually and provides a secure and stable base for your seat, ensuring a comfortable and safe driving experience. Upgrade your seating with this durable and reliable adapter for a seamless fit and enhanced functionality.