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 7015377P Tube Tip Breaker, Package of 5 Price on request 800230 Triple Variable Tube Holder Kit, 6 x 70mm Price on request 800232 Tube Holder Kit, Deluxe (Single, Dual, Triple & Qu Price on request