Tube Holder Housing End, 1/2" for 5mm OD Back Catalog number: 800063 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 200112 Tube Holder Housing, 7-10 x 150mm, 5/8", L255 Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 800135-10 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubing (Packg of 10) Price on request