Listing is for One Rubber O Ring Made of Nitrile Rubber N3. Picture shows the ring dimensions.
The Outside Diameter = 44Millimeters or ~1.71 inches
The Inside Diameter = 41 Millimeters or ~ 1.61 inches
The Thickness = 1.5 Millimeters or ~ .06 inches

These Resist oils, hydraulic fluid and water.
Flexible nitrile rubber O ring seal.
These O ring are used on automotive components, machinery components, medical and bathroom facilities, household electrical appliances and electronic instruments, etc.

If purchasing 2 or more different items, wait for me to send you an invoice after placing an order,  so I can adjust the shipping costs in your favor.