*** IN STOCK SHIPS TODAY *** RBS stocks a large selection of magneto drive parts to fit most all racers needs. This is a steel wear plate that fits inside the bottom of the bronze drive gear that is used with most Enderle Hemi mag drives, single or dual.
It is made from billet steel, .180" thick and 1.310" O.D. Shown in the picture but sold separate of the #2500-0097 is the bronze gear.
If the racer wants to purchase it check out part number #2500-0083E which includes the roll pin.