This listing is for 6 x NEW Remington 20g Shotgun Gas Port O Ring seals.

Commonly replaced part.

New O Rings increase cycling efficiency

Please note: These are not standard 'off the shelf' o rings.
These are the uprated material and hardness that is recommended for use in these shotguns.
We have been selling these seals in store for over 10yrs without complaint – thousands sold.