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 800073 Tube Holder Dual Variable Flow, only Price on request 800232 Tube Holder Kit, Deluxe (Single, Dual, Triple & Qu Price on request 800681-1 Tube Breaker Kit, Black, LFS-113 Price on request