Owen Mumford Rapport Vacuum Therapy Device Replacement Rings Each SM2208 by Owen Mumford GROUP: Orthopedic & Physical Therapy:Physical Therapy :Supplies Item Description: Premier Replacement Ring, Size 8, For Use with Rapport Vaccum Therapy Device Item SM2000 Packaging Desc: Rings Sz 8 Rplmt Use W/Rapport Vaccum Thrpy Device Country of Origin: Harmonized Tariff Code: Product Description: