Tube Holder Single Variable Flow, only Back Catalog number: 800072 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800238 Tube Holder O-Ring Kit Price on request 800259 Single Tube Holder Kit, 7-10 x 110mm Price on request 800231 Tube Holder Kit, Quad Variable, 6 x 70mm Price on request