Izumi Super Toughness KAI Track Chain
Designed for the Tokyo Olympics, this chain features a very slick, highly-functional new coating said to reduce resistance and drag by 10% compared to the traditional Model V Super Toughness.
This new technology also increases hardness, durability and corrosion resistance.
• 1/2" x 1/8"
• 106 links (including threaded NJS-style connector link)
• NJS Approved