When it comes to chains made in Japan, IZUMI is the name of the game, and this Super Toughness KAI chain, designed specifically for the Tokyo Olympics, features a new, extremely smooth and highly functional coating on the plates, bushings, and rollers that reduces resistance and drag by 10% compared to the previous V Super Toughness model. The new chain has succeeded in reducing resistance and drag by 10% compared to the previous model, the V Super Toughness.

IZUMI / IZUMI's V Super Toughness single speed chain is one of the strongest, most durable and most beautiful chains made of the highest quality Japanese steel. Designed specifically for the Tokyo Olympics, the plates that make up this Super Toughness KAI chain The plates, bushings, and rollers that make up this Super Toughness KAI chain, designed specifically for the Tokyo Olympics, are coated with a high-performance coating for high sliding and adhesion durability. The seamless bushings also provide higher sliding durability. Professional bicycle riders appreciate its strength and efficient power transmission. The pins are made of a high-carbon alloy used in many low-friction ball bearings, and the durability of this NJS-certified chain is 300% higher than that of ordinary chains.

The specially developed surface treatment improves wear resistance and provides unrivaled smoothness. Its unobtrusive, subdued color is also one of its charms.

SPEC

Type: Single speed
Connect type: Bolt & nut
Number of links: 106L
Size: Thick tooth (1/2 "x 1/8")
Material: Steel