Powerflex Polyurethane Bush kit for Vauxhall / Opel Calibra (1989-1997) Rear Anti Roll Bar Mount (Inner) 14.5mm - PFR80-416-14.5 - - Bush Size: 14.5mm - 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!