Universal Bushes Parallel Bushes Universal Kit Car Bush Caterham Type, 35mm Long, 1/2" Bolt Sleeve Bore: 12.7mm - PF99-114-12.7 Bush Dimensions. Bush Diameter = 27.2mm, Length = 31mm. Sleeve Length = 35mm, Bolt Hole = 1/2". Comes with two nylon thrust washers. - NOTE: Price is for CAR KIT, NOT per bush… Powerflex price their bushes individually, but we have combined the quantities to make it simple!