UNIBALL front wishbone bushing for BMW E36 / E46. Made of duraalumin 2017a. Thanks to UNIBALL bearings, they stiffen the rear suspension. Trailing arm bushing for BMW E36, E46 uniball are made with turning method from steel-strength duralumin 2017a. Thanks to the application of the bearings uniball they stiffen the rear suspension operation. UNIBALL front wishbone bushings for BMW E36 / E46. Made of 2017a duraaluminium. Thanks to the use of UNIBALL bearings, they stiffen the rear suspension.