Features:
100% brand new and high quality
Aquarium air pipeline flow valve/water valve linear conformity
Standard 4/6mm airline
Control the air flow to accessories, air stones, etc.
Material: Plastic
Color: black/blue
Length: 3.7cm/ 1.46"
Package includes: 10 pieces of aquarium air line flow valve

Notice:
1. Due to manual measurement, please allow 0.5-1.0 inch difference, thank you.
2. Due to the difference in light exposure or computer display, the color of the product may be slightly different from the picture, please understand.