SDI Spirotube Cardboard Mouthpiece, Type A, 30 mm OD, 28.5 mm ID, 2,000/Pack

These cardboard Spirotube mouthpieces are for compatible spirometry equipment using the listed Type A tube dimensions. Each tube measures 30 mm outside diameter, 28.5 mm inside diameter and 63.5 mm long. The selling pack contains 20 bags of 100 mouthpieces (2,000 total).

Image note: Manufacturer product-family image shown; the pictured tube sizes have not been verified. The supplied item follows the listed type, dimensions and selling-pack specifications.

Pack contents: Photo shows example cardboard mouthpieces from the manufacturer family, rather than the full selling pack. Supplied as 20 bags of 100 mouthpieces (2,000 total per pack).

• Manufacturer item: 29-7000B
• Mouthpiece type: A
• Material: Cardboard
• Outer diameter: 30 mm
• Inner diameter: 28.5 mm
• Length: 63.5 mm (2.5 inches)
• Selling pack: 20 bags of 100; 2,000 mouthpieces per pack