The back strap or sometimes referred to as a J bar in a office chair undergoes large amount of stress and need to be fabricated out of a special 1045 steel. We can manufactured your custom designed back strap and powder coat them to meet your needs. The back strap rarely fail in a office chair. when you up grade an office chair by changing mechanisms you will have to also change back straps. Most back strap are designed to fit a certain type of chair mechanism.
