Round air stone in the shape of a disc with a diameter of 100 mm and a thickness of 15 mm. Suitable for connecting masses of 4 - 6 mm or 9 - 12 mm.
Round air stone in the shape of a disc with a diameter of 100 mm and a thickness of 15 mm. Suitable for connecting masses of 4 - 6 mm or 9 - 12 mm.