Coopay Tungsten Weights 3/8 Inch Incremental Cylinders Car Incremental Tungsten Weights Compatible with Pinewood Car Derby Weights to Optimize Your Car for Speed, 4 Sizes

Precision weights:
The tungsten weights range from 1/16 ounce to 1/2 ounce, that allows more fine tuning for the exact weight of your wooden car.

Safe material:
Tungsten is child-safe, non-toxic and all tungsten cylinders are smooth without sharp edges.

High density
The density of tungsten is higher than other metals, which allows you to pack more weight in your car and gives more weight to have faster speeds on the track and finish line.

Easy installation:
Tungsten weights cylinder is 3/8 inch diameter, which is the standard bit size; you can just drill a hole in the desired area of the wooden car, then insert the weight and paste it in place to use

Package includes:
6 x 1/2 Ounce tungsten weights
2 x 1/4 Ounce tungsten weights
3 x 1/8 Ounce tungsten weights
2 x 1/16 Ounce tungsten weights