Powerflex Polyurethane Bush kit for Universal Bushes Top Hat Bushes Universal Kit Car Bush For Robin Hood - PF99-113 - This bush is made in our stiffer Shore A 95 black material, more suited to smooth road and track use. For normal road use we would recommend using PF99-113P which is made in our Shore A 80 purple material. Bush Dimensions. Body Diameter = 25.65mm, Height = 17.5mm. Large Diameter = 32mm, Height = 5mm. Sleeve Length = 46mm, Bolt Hole = 10mm. - Bush Size: - 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!