Originally Posted by firefoxx04
it should be the only screw on the reg. There might be a second small screw that lets you adjust the macro fittings position.
You want the 1/4inch screw at the bottom of the reg. Check to see if its all the way in but DONT over tighten it clockwise.
yes its alll they way in, but the donut that hold's it in isn't touching it.