Precision CNC-Bent Tubing For accurate and repeatable fitment Delrin-Lined Frame Mount Bushings allow easy and predictable rotation over the stiction of polyurethane or rubber Investment Cast Steel Bar Ends offer performance and appearance improvements over the traditional beat it flat and punch a hole in it manufacturing Exact Bar Rates Included with each bar - no guesses as to bar rate Easy-To-Install Spherical End Links With Barrel Lock Nuts