Check for ONLY for Co2 for Aquarium Co2 line Tubing System Stainless
Features: This check for is only suitable for CO2 equipment.
stainless steel, it is not rusted and durable.
Easy to install and use, simple and convenient.
Prevent water from entering carbon dioxide.
Do not use with air pumps and air compressors.

Specifications: Material: Stainless steel
Color: Silver
Size: Length: app.4.7 for 1.85 in;Caliber: app.4 mm/0.16 in

Package Includes: 1 x Aquarium check for

note: 1. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!