B&K CO2 DIY Reactor Bottle Cap Aquarium Fish Tank Quick Twist Plastic Bottle Cap fit for Aquarium Plants System Accessories

✅ Description:

• Made of high quality plastic, durable and long service life.
• Easy to install, suitable for all kinds of DIY reactors.
• Can be directly screwed to the carbonated beverage bottle to use, no air leakage.
• Add and control the amount of CO2 available to your fish and plants, add essential CO2 into your aquarium water.
• Improve the growth and health of your plants with sufficient CO2 supply. Can be directly screwed to the carbonated beverage bottle to use, no air leakage.

✅ Specification:

• Material: ABS
• Size: 3.3 x 3cm
• Item Type: Bottle Cap

✅ Notes:

1. Please allow slight dimension difference due to different manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

✅ Package Include:

1 x Co2 Bottle Cap