Stem part: AISI-316L
Hose barb part: AISI-304
Density: 0.5 or 2 micron
Stem Length: 1"(25.4mm)
OD of carbonation stone part: 12.5mm
Hose Barb size：1/4”
Other size could be customized.
QM Stainless is a specialized manufacturer where customization is welcome and customers could rely on. Plz feel free to inquire.