CNC-machined premium-quality aluminum set-up tires for 1/8 GT cars permit perfectly exact and repeatable set-up modification and tweak modification. Eliminates set-up errors inherent to make usage of standard off road tires. Precision-machined to exacting tolerances, each aluminum set-up wheel in buddies is completely matched. Helpful for journey height checking, tweak checking and camber checking of all of the GT automobiles.