Originally Posted by sfarrah

The stock bolt is not an eccentric as the bearing slips over the stud on the subframe. The only way to adjust the arm length without removing it from either the subframe or the knuckle, spinning the rod end or arm and reattaching is to use a double adjuster.

Regarding weight, the tubing is chromoly as is the double adjuster. The clamp is 6061 aluminum and the jam nut and clamp screw are both titanium. It's pretty tough to make an adjustable arm lighter than this that's as strong as we want it to be.