Aquarium CO2 Accessories DIY CO2 System Kit Part Bottle Cap

Features:

Material: ABS

CO2 system is designed for low cost planted tank use

Easily set up/low cost/excellent quality

Specifications:

Inside diameter: Approx 27.5 mm

For header pipe size:

Outer diameter:6MM

Inner diameter:4MM

Package Content:

1pcs x Bottle Cap

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