IZUMI SUPER TOUGHNESS KAI 1/8 TRACK CHAIN show_disclaimer Technique: Vectran Breaker

Technique: Vectran Breaker

For removal of Hollowtech II Press-Fit Bottom Bracket

Replacement chainring with 34 teeth and M-Pin

Mounting type: Frame battery integrated

IZUMI SUPER TOUGHNESS KAI 1/8 TRACK CHAIN show_disclaimer Technique: Vectran BreakerSpecifically designed for the Tokyo Olympics, this chain features a very slick, highly functional new coating on the plates, bushings and rollers which is said to reduce resistance and drag by 10% compared to the traditional Model V Super Toughness when used in combination with a high performance lubricant. This new technology also increases hardness, durability and corrosion resistance. Specification Use: Track racing, eBike Speed: Single Size: 1 2 x