100% brand new and high quality Features: High quality material, practical and useful. Effectively pours out the airflow inside the box for high sound quality. Overlaps with the sound radiated from the front of the horn to produce a bass effect. Easy to install. Ideal accessories for 3-5in inverted speaker. Speaker Tubes only, other accessories demo in the picture are not included! Specification: Material: Plastic Type: Accessories Color: Black Opening Hole Diameter: 35mm/ 1.38in Length: 80mm/ 3.15in Front Outside Diameter: 44mm/ 1.73in Tail Outside Diameter: 33mm/ 1.30in Quantity: 1 Set Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 2 Pcs x Speaker Tubes