Winners of Pinewood Derby competitions use Tungsten weights. It''s 1.7x heavier than lead which allows you to pack more weight in the back of your car. This causes a greater build up of potential energy and have faster speeds on the track and finish line.
6 half ounce sizes totaling 3.0 oz. It''s scientific! Give your derby car more weight in the back for more speed. It may be the difference of 1st place and 2nd.
The cylinders are 3/8'' diameter which is a standard drill bit size. Simply drill a hole, insert weights and glue in place.
NO SHARP EDGES! NO LEAD! These weights are beveled, non-toxic and child safe for handling.
Surprisingly Heavy! Tungsten weights have huge advantages in pinecar racing.

Technical Details

Product Details

Package Dimensions
Width : 1.3 inch
Height : 1.3 inch
Length : 3 inch

Shipping Weight: 3.52 ounce (View shipping rates and policies)

ASIN : B071YS96XR