Highest quality, most durable aluminum sprockets available, ERGAL 7075-T6, hard-anodized at 40µm for max durability. 1mm gap to allow proper clamping around the axle. Zero-gap doesn't always clamp down tight enough causing gear to slip on axle.
Highest quality, most durable aluminum sprockets available, ERGAL 7075-T6, hard-anodized at 40µm for max durability. 1mm gap to allow proper clamping around the axle. Zero-gap doesn't always clamp down tight enough causing gear to slip on axle.