Dirt Tricks Rear Sprockets use our latest design and are a revolutionary change in weight and color. Dirt Tricks Zirconium Rear Sprockets are 2oz lighter than our chrome plated design, and are comparable to most of the performance aluminum sprockets and lighter than the twin metal designs available. The new coating on these sprockets reduces friction up to 50%, increases durability, and looks sharp and we back that up with a 2 year guarantee.

Features:

• 2 ounces lighter than Dirt Tricks' original Ironman Chrome Sprockets
• Zirconium coating reduces friction up to 50%
• Lasts six times longer than most aluminum sprockets
• Made of chromoly steel
• 2-year wear warranty