Tube Holder Kit, Dual Variable Manifold (Includes Back Catalog number: 800251 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800062-10 Tube Holder Housing End, 1/2" for 6mm OD (Packg of Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 800073 Tube Holder Dual Variable Flow, only Price on request