Weihrauch HW100/101 air cylinder valve O rings x 2
Replacement O rings for a HW100/HW101. These O rings are visible when you remove the air cylinder from the rifles, they fit onto the brass valve release probe.
This is for a pair of O rings (2).
If your rifle has a slow leak it may be time to replace your cylinder O ring.
This listing is for O rings, not the actual cylinder or rifle.
The picture is a generic picture of some random O rings.