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 800139 Tube Holder Adapter for 1/2" Ends Price on request 800063 Tube Holder Housing End, 1/2" for 5mm OD Price on request 800074 Tube Holder Triple Variable Flow, only Price on request