Description
Tungsten is the best weight for your pine derby car because it allows you to pack more weight in a smaller area giving you more flexibility in your car design and more accurate weight placement for speed.
Package contains eight 3/8" diameter cylinders with chamfored edges for easy insertion. The four .5oz cylinders are .44" long, two .3oz cylinders are .27" long and two .2oz cylinders are .18" long.
The variable weights allow you more accurate weighting of your car.
Drill a standard 3/8" 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 8 cylinders is 3 ounces.
(Note to metallurgists: These cylinders are Class 3 tungsten, 95% pure. It is an alloy of 95% pure tungsten)
Incremental tungsten weights fast Derby® car.
Pinewood Derby® is a registered trademark of the Boy Scouts of America. Pinewood Pro is not affiliated with the Boy Scouts of America.
This product has been tested and passed appropriate CPSIA standards by an independent lab and has received a Children's Product Certificate (CPC).
BUY AMERICAN! Pinewood Pro is a US company that has supported the pinewood derby community for over 20 years.
Features
- <b>HIGH DENSITY, LESS SPACE</b> - Tungsten is 1.7x denser and smaller than lead. It is 2.7 denser than zinc making it about 1/3 the size of zinc! This allows you to pack the most amount of weight in a small area to give more inertia producing more speed at the finish line
- <b>EASILY TUNE FOR MAX SPEED</b> - Multiple sizes make precise tuning of your Pinewood Derby car easier.
- <b>HIDE WEIGHTS OR SHOW THEM OFF</b> - Cover the weight holes with wood filler, sand smooth, and paint, keeping your speed secret safe. Alternatively have them stick out the back looking like real exhaust pipes
- <b>EASY INSTALL</b> - Cylinders are 3/8" diameter (standard drill bit size) With chamfered edges, these cylinders will slide easily into your drill holes
- <b>SAFE</b> - Tungsten is child-safe, non-toxic for safe handling. No sharp edges.