Multiple Size Options: This set of 3.75 ounce tungsten weights includes 5 different sizes - 4 each of 1/2oz, 1/4oz, 2 each of 1/8oz, 3/16oz, and 1/16oz, catering to precise weight requirements for various derby cars.
Standard Diameter: Each tungsten weight features a standard 3/8-inch drill hole, suitable for most racing cars, ensuring easy assembly.
High-Density Material: Tungsten's density is 1.7 times that of lead, allowing for greater weight in limited space, providing more potential energy for increased speed at the finish line.
Easy to Use: Simply drill a hole in the desired area of the car, insert and secure the weights for effortless installation.
Safety Design: Crafted from safe and non-toxic tungsten material, the weights have a smooth, cylindrical shape with no sharp edges, ensuring safe handling for children.
Portable Storage: Each set of weights comes in a transparent plastic box measuring 3.39 x 0.35 x 1.85 inches, convenient for carrying and storage.