Key features

• •HIGH DENSITY, LESS SPACE - Tungsten is 1.7x denser than lead and 2.7x denser than zinc.
• •EASILY TUNE FOR MAX SPEED - Multiple sizes make precise tuning of your Pinewood Derby car easier.
• •FREE Spacer Tool! - One end is a feeler gauge for easily setting perfect wheel spacing. The other end is a 3/8" Hole Drill Guide.
• •EASY INSTALL - tungsten cylinder edges are chamfored so they slide easily into a 3/8" drill hole
• •SAFE - Our Tungsten is child-safe, non-toxic and has no sharp edges.
• •Package contains five 3/8" diameter cylinders with chamfored edges for easy insertion. Three .5oz cylinders are .44" long, one .3oz cylinder is .27" long and one .2oz cylinder is .18" long.
• •Just drill a standard 3/8" hole or holes in your car, insert the weights you need and cover the hole with wood putty so your weights are hidden in the car.
• •Total weight of the 5 cylinders is 2 ounces.
• •One end is a feeler guage for setting the perfect wheel spacing when you insert your axles/wheels into your car. Just put the spacer against the car body, snug up your wheels and remove the spacer. This is an easy way to set a critical adjustment so your wheels are not too tight or too lose.
• •The other end of the Spacer Tool is a Drill Guide template. Place the Drill Guide against the car body where you want to drill your 3/8" weight holes and trace the circle with a pencil. You can also use a nail to mark the center point of your drill hole to make drilling easier.