The Preston Absolute 5G Shuttle Adaptor is designed to fit and be used on any Preston Shuttle, helping to secure a seatbox in place. To set it up, simply adjust the position of the arms by removing the bolts, then insert them into the correct position for your seatbox. This makes the adaptor suitable for Inception, Absolute Station and Absolute 5G seatboxes. - Designed to fit and be used on any Preston Shuttle - Made to help secure a seatbox in place - Simply adjust the position of the arms by removing the bolts - Insert them into the correct position for your seatbox - This makes the adaptor suitable for Inception, Absolute Station and Absolute 5G seatboxes