› aquarium-air-tubing-connector-40

Aquarium tubing connectors 40 in 1 set: 10 x Y / 10 x T / 10 x L / 10 x I. Outer diameter ca. 5mm/ 0.2 inner ca. 2mm/ 0.08 fit for standard 3/16 (4/ 6mm) air lines not for tube that is 2mm x 4mm (inner x outer). It’s a little larger. You can put the...