Pawfly Aquarium 2 Inch Air Stone Cylinder Bubble Diffuser Release Tool For Air Pumps Fish Tanks Buckets And Garden Ponds, 4 Pack

An ideal way to add oxygen and lower CO2 levels to your aquarium fish tank and circulation system. MODEL: ASC-050. Jetting Volume: 3 L/min Recommended Air Pump Power: 4 – 8 W. Fits for 3/16 (4 mm) inner diameter tube. Safe Washable& Non-toxic material. Size: 1 x 2/ 25 mm x 50 mm (D x H). Per Stone Weight: 1.4 lb / 40 g. Comes with 4 Pcs cylinder air stone.