Colour Name:w21.8 CO2 Regulator, CO2 Regulator Aquarium Big Single Gauge Display Package list: Material: Aluminum alloy Color: Silver Suitable interface: w21.8, g5/8(Optional) Size: 6*7cm / 2.4*2.8 inch(Approx.） Package list: 1 * CO2 aquarium regulator Delivery Time: The delivery time usually take 10~20 days or less. Please ignore 's. Any question, please contact us first but put a feedback. We will reply you in 24h. You will suffer no loss. About us: "Excellent quality, fast delivery, simple after-sales" We make every effort to provide customers with satisfactory service. If you have any questions, please feel free to email us in any time. We will reply you as soon as possible. If you do not receive our respond within 24 hours, please check your mailbox for spam. We appreciate your positive feedback. Please do not leave negative feedback or A-to-Z claim without asking us for help. Our goal is to provide top-level customer service.
