Single Variable Flow Kit, 7 x 130mm [Dräger Long Back Catalog number: 800258 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800231 Tube Holder Kit, Quad Variable, 6 x 70mm Price on request 800072 Tube Holder Single Variable Flow, only Price on request 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request