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