Heavy weight upper clamps improve durability in difficult crashes and accommodate the internal surprise mounting system. Top of the clamps utilize caster inserts for easy and quick set-up changes, and have centering pins for precise installation and improved crash dependability. The screws installed through the bottom of this caster inserts capture the inserts in the top clamps to secure the inserts while servicing the automobile. The screws additionally act as top of the arms pivot ball mounts, reducing the amount of components within the set up and reducing weight. The upper clamps and caster inserts are made from premium Swiss 7075 T6 aluminum and black colored anodized.
