Izumi-Kai Super Toughness 1/2" X 1/8" NJS Approved Track Chain

Izumi:

The IZUMI-KAI is a single-speed track bicycle chain forged from the IZUMI-V design, optimized to deliver minimal drive resistance and maximum durability. NJS-certified and treated with PTFE, it features seamless bushings and wear-resistant pins to elevate performance and reliability, making it the strongest, smoothest chain in the IZUMI lineup—designed for elite competition.

Features

• Low drive resistance

• High durability

• NJS-certified for professional Keirin usage

• PTFE treatment for friction reduction

• Seamless bushing and wear-resistant pin design

SPECIFICATIONS Product name: IZUMI-KAI Type: Single-speed Size: ½ × 1/8″ Joining method: Bolt and nut connector Applications: Track racing, E-bike usage