Originally Posted by
CarlosG.
I was wondering if the 4mm countersunk screw from Traxxas would work on the IRS new lower front arms. I heard a fellow racer do this to his Corally when he went to the IRS arms. I just want a general ideal if it will work before spending more than I need to.
The head angle is different. Metric heads are usually 90 degree heads and the 8-32 screws available are 82 degree and i have also seen AE gold screws that are 100 degree heads.