Some rodless types have a slot in the wall of the cylinder that is closed off for much of its length by two flexible metal sealing bands.
That slot is closed off for much of its length by two flexible metal sealing bands. Some rodless Types have a slot in the wall of the cylinder.
Some rodless Types have a slot in the wall of the cylinder. That slot is closed off for much of its length by two flexible metal sealing bands.
Some rodless Types have a slot in the wall of the cylinder. That slot is closed off for much of its length by two flexible metal sealing bands.