Powerflex Front Lower Wishbone Rear Bush PFF1-802These bushes are designed to fit genuine control arms. If non genuine arms are fitted and you find the stainless steel sleeve does not fit onto the wishbone, please contact us with dimensions of the wishbone pin as you will require modified sleeves. PFF1 802 also comes with different sized adaptor rings to suit different sized brackets. Use the smaller ring (1 802B) with the aluminium bracket and the larger ring (1 802C) with the pressed steel