Tube Holder Dual Variable Flow, only Back Catalog number: 800073 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800258 Single Variable Flow Kit, 7 x 130mm [Dräger Long Price on request 800231 Tube Holder Kit, Quad Variable, 6 x 70mm Price on request 800066-10 Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubi Price on request