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 800251 Tube Holder Kit, Dual Variable Manifold (Includes Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 800229 Tube holder plug for manifold Price on request