Extra Mouthpieces For Buhl Spirometer #167 Bx/100
Product Description
Mouthpieces Bx/100 * Indicator registers forced vital lung capacity up to 7 liters * Needle stays at maximum until reset * Weight: 6 ounces * Can be used as an incentive exerciser *
Thank you for your orders and support! Please don't hesitate to contact us if you have any additional questions or concerns.