Powerflex Polyurethane Bush kit for Seat Altea 5P (2004-) Rear Anti Roll Bar Bush 21.7mm - PFR85-515-21.7 - Please check anti roll bar diameter before ordering - Bush Size: 21.7mm - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!