• 3.25 Ounce Cylindrical Tungsten Weight for Derby Pine Race Wood Car, 12 Pieces Multiple Size Incremental Weight to Optimize Your Car Speed KWD 6.500
• 3.75 Ounce Cylindrical Tungsten Weights Steel Weights for Pinewood Derby Cars, 4 Different Sizes of Cylinders with Case to Speed Up Your Car, 16 Pieces, 4 Sizes KWD 7