Single pitch chain
This chain is linked by hollow pins, as well as hollows is usually utilized to attach numerous attachments. In hollow pin chain, the hollow pins are the same because the bushings of your corresponding typical chain in diameter, so hollow pin chain could be regarded as bushing chain that contains bushings on the same diameter as that from the rollers in the corresponding normal chain.
Standard sprockets may be applied.
The connecting back links are particular snap ring sorts for hollow pin chain as illustrated.
Due to the fact no offset link is accessible, the number of backlinks should be an even amount.
Flexible Chain
Flexible 
Chain has fantastic sideward bending versatility and is appropriate for curved traveling. Sprockets for JIS/ANSI Regular Roller Chain might be utilised for this chain. By repairing attachments, this chain is often used for curved transfer with conveyors.
Flat Sort Roller Chain
This chain is suited for conveyor techniques since it has flat plates that bring about small damage to parts this kind of as chain guides. (The types of outer plates and inner plates would be the similar.)