Description 3Pcs O Ring Soda Machine Marker Exchange Seal Set Gaskets for DUO Terra ART Quick Connect CO2 Cylin6185127606824 Made of high-quality materials, O-ring design is reliable. Easy to Install, O-ring Replacement Seal Cylinder Replacement Carbonator Gasket As an Upgrade Aid Kit Fits Pink Soda Steam Cans Perfectly, No Special Tools Required, Just Simple Install, Your Soda Maker Will Work Like New Again. Quick disconnect adapter Applicable to: Duo/Terra/Art/E-Terra/Crystal 3.0/ Soda Machine Colour:Yellow Material:Silica gel Package Contents: 3x O Ring Soda Machine Marker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.