Includes 6 cylinders, 2 keys and change key to remove lock cores • Thule's lock cylinders lock and unlock with the same key eliminating the hassle of multiple keys • we recommend that you purchase additional lock cylinders in anticipation of adding accessories while placing your order • Eliminate the hassle of multiple keys; one key for everything • One key system secures all your lockable Thule accessories • Matching lock cylinders may have to be special ordered and take up to 2 weeks • Enter your lock code in comments while ordering to match your current Thule locks