$6.99 (as of 15/01/2019 01:57 PST details )
Features:
- 3 Feet Standard Airline Tubing 0.2 inch tube diameter, easy to clean the airline tubing
- 2 pcs bubble release air stones and 2 pcs Air Valves, diffuses oxygen efficiently and smoothly in your fish tank
- Perfect match air pump accessories, safe for fish and good for fresh or salt water environments
- Tips To prevent the water backflow and pump damage, the OUT port must connect to the air stones.
- Teenitor Brand Products.