Needle Valve for Aquarium System CO2 Regulator Bubble Counter Aquarium Accessory (Double Head Trim Valve, 2)

【Durable】: Made of high-quality stainless steel, which is corrosion-resistant, abrasion-resistant, bright, and durable.

【Removable】: Ergonomic design, easy to install and convenient to remove.

【High Precision】: High-quality stainless steel needle micrometer valve with high precision; easy CO2 release via fine adjustment.

【Convenient】: Special ground metal surface, lightweight, easy to use.

【Suitable】: Various styles to choose from to meet your different needs.