EK and EX standard chain.
For low output motorcycles or
Classic and older bikes.

EK SR Heavy Duty chain
Solid bush. “Super sport” - for more powerfull applications.

EK 532ZVO
Z-ring chain. For the superbikes
Of yesteryear running 532 pitch chain. “Z” O-ring chain.

SLC 530H Heavy Duty chain
Good for the everyday commuter. Many medium sized 80’s motorcycles came OEM
With 530H chain. 

SLC 530HO O-ring chain
Fits the majority of modern bikes.
Sufficient for most normal road applications.