(click to enlarge) #108870 Alu Set-up Wheel for 1/8 Off-Road Cars (4) � Professional aluminum set-up wheels � Used for perfectly precise, repeatable set-up adjustments � Eliminates set-up errors � Used for suspension geometry adjustment, ride height and tweak checking � Replaces uneven tires when setting up the car � Premium quality and super-strong aluminum � Precision-machined, superior tolerances � Fits 1/8 off-road cars and also 1/8 Rally Car & Truggy � Must have for professional racers (click to enlarge) CNC-machined premium-quality aluminum set-up wheels for 1/8 off-road cars allow for perfectly precise and repeatable set-up adjustment and tweak correction. Eliminates set-up errors inherent in using standard off-road tires. Precision-machined to exacting tolerances, each alu set-up wheel in a set is perfectly matched. (click to enlarge) Suspension set-up, ride height setting and checking tweak using standard rubber tires typically gives non-precise and non-repeatable measurements. Rubber tires with foam inserts are never perfectly round, so when checking and setting up suspension geometry, ride height or tweak it is important to have all four sides of the car to be exactly the same size and perfectly round. The alu set-up wheels are one of the most important and basic set-up tools when performing a professional car adjustment. (click to enlarge) This set of set-up wheels can be also used for a 1/8 Rally Car or 1/8 Truggy (not for ride height). (click to enlarge) (click to enlarge) (click to enlarge) (click to enlarge) Related products #107717 Chassis Ride Height & Droop Gauge 0 to -13 mm for 1/8 Off-Road #107751 HUDY Quick Camber Gauge for 1/8 Off-Road 1�, 2�, 3�