Exhaust valve / cup seals for Sheridan pumps. New, one included.
Exhaust valve / cup seals for constant air Sheridan pumps. New, one included. These are not recommended for VM-68s since they need a longer stem length.
These are new with a black seal. Some have dark steel shafts and others have plain steel shafts. All are new.
Multiples available. One included.
