Complete set of perfect matching air pump accessories for most air pump brand like Tera, Uniclife, Hydrofarm, Marina.
Suitable for inner diameter 3/16"(4mm) soft tube, Durable 1.6" Air Stones can produce fine and consistent bubbles.
T-connector allows you to combine two inputs to create one output and is excellent for use with dual outlet pumps.
Suction cups stay firmly on the surface of your fish tank.
Comes with 2 air stones, 2 check valves, 4 tube connectors and 6 suction cups.