Orders placed before 2PM EST Monday - Friday ship the same day (excludes Ultrascope). There is NO SHIPPING DELAY on stethoscope engravings. Shipping warehouse closed weekends and holidays. If an order is placed over the weekend, it will ship Monday.
3M Littmann Stethoscope Spare Parts Kit for the Master Cardiology™ Stethoscope contains a gray rim and tunable diaphragm for chestpiece, in addition to two small (1/2 inch), gray Snap Tight Soft-Sealing Eartips.