100% brand new and high quality Features: Copper constructions for long-lasting durability and dependability Each branch with independent fine-tuning, separate air volume adjustment, no need to worry about uneven output. Each branch can be completely closed, when not used directly turn off the shunt of the fine-tuning. Easy setup, no modification required to your CO2 regulator Aluminum alloy material, never rust Special designed for planteded tank, constant pressure design, high precision tuning. Aquarium CO2 Distributor only,other accessories demo in the picture is not included. Specification: Material: Aluminum Alloy, Copper 02/04/06 Size: app.10cm/3.94in 03 Size: app.9.5cm/3.74in Color: As the pictures shown Optional Style: 02,03,04,06 Quantity: 1 Pc Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors,the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Aquarium CO2 Distributor