Specification Brand : EXCEART BulletPoint1 : The stainless steel piston has a very smooth and fast action, which can improve agility and playability BulletPoint2 : The detachable valve section is ideal for full access to areas normally inaccessible to maintenance technicians BulletPoint3 : This Sousaphone horn is made of special brass for wind music, and the ratio of copper, zinc, tin and nickel is very stable. This makes the wind instrument have a transparent and full tone and good resonance. BulletPoint4 : Tonality: B lower, material: brass white copper, surface treatment: lacquered gold BulletPoint5 : Nozzle diameter: 660mm, inner tube size: 18.5mm Color : White,Gold,Nickel ExternallyAssignedProductIdentifier : 8794762406683 FinishType : Lacquered IncludedComponents : Cushions IncludedComponents1 : Mouthpiece IncludedComponents2 : Gloves IncludedComponents3 : Case InstrumentKey : B Flat ItemName : Bass Big Horn The Sousaphone Subwoofer All Brass Band Drum Horn Team Bass Tuba Horn Brass Instrument ItemPackageDimensions_Height : 80 centimeters ItemPackageDimensions_Length : 70 centimeters ItemPackageDimensions_Width : 70 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : tubas Manufacturer : SHUNTIAN Material : Stainless Steel,Copper,Zinc,Nickel,Brass ModelNumber : 95S7I1274LJVNP38DV2E NumberOfItems : 1 PartNumber : SHUNTIAN ProductDescription : This large size is made of high-quality materials, the tone is correct, the design is sturdy and durable, the sound permeability is high, and the penetrating power is strong Product parameters: