Extended Pitch Sprockets

Extended Pitch Sprockets

These sprocket idlers are designed for extended pitch chain. They are installed with standard 1/2″ or 5/8″ bolts, and include accurately contoured hardened teeth to resist wear and damage to the chain. Aetna idlers are compact and easy to install and built for a long maintenance-free service life. Typical applications include gathering chains on corn heads and other harvesting equipment.