C&R Floating Diaphragm Adult P231-4 by: Spirit $2.91 $2.91 Each SKU SPT00105 C&R Floating Diaphragm Adult P231-4 Grey - $2.91 C&R Floating Diaphragm Adult P231-4 Black - $2.73 Color C&R Floating Diaphragm Adult P231-4 Grey C&R Floating Diaphragm Adult P231-4 Black For bulk pricing, use either the slider or the quantity below. 1 Quantity Enter the quantity you'd like, or click and drag the slider to find a quantity and price that's right for you. Price each Total: Savings: Item is out of stock Restocking Please note: Item is out of stock. Estimated dispatch 30+ days from date of order. Add to cart C&R Floating Diaphragm P231-4 Adult C&R floating diaphragm only. Please see related items for corresponding rim and stethoscopes.