I have a set of rear "Grand Prix" rubber threaded tires that are mounted on JRx2 wheels (3/16" axle). These tires are made just like a real tire, can see the molded-in fiber belts and all. Great traction on Dirt or pavement. Used last on Dirt Oval.

$20 shipped to lower 48 States. PayPal +4% fee or USPS money order.LMK. Cecil
PS - Not the Greatest picture, wheels are Orange colored.