It uses x ring seal to keep lubricant usually grease in place.
What does an o ring chain look like.
The x ring type chains are more modern chains with x shaped rubber ring placed in between the chain plates to seal the grease filled inside the chain components.
Upon first glance if you had to choose one solely based on visual durability the o ring chain fits the bill.
These fittings are filled with a manufacturer installed lubricating grease that forms a protective barrier over the entire chain.
The o ring chain is named for the rubber o rings built into the space between the outside link plate and the inside roller link plates.
First the o ring chain consists of o shaped rubber fittings o rings placed in between each link of the chain.
The o ring chain operates the same as a roller chain except for in a couple of very significant areas.
Like the standard o ring chains it is also used in high performance motorcycles.
As upon pressing these type of rings come in contact with lesser surface area and hence less drag coefficient is generated with same efficient sealing property as o ring chains provide.
You can use either the o ring chain or not o ring chain for our bike is around 65 at my local shop you need to change your sprockets as well as the chain they must ware together or the chain will ware out much quicker.
The o ring chain looks beefier and feels quite a bit heavier too.
The o rings actually somewhat self lubricating rubber inserts that fit in between the outside link plates and inside roller link plates seal in lubrication and seal out.
The x ring chain is a specialized type of sealed roller chain used to transfer mechanical power.