Tube Holder Housing End, 1/2" for 6mm OD Back Catalog number: 800062 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800138 Tube Holder Adapter for 5/8" Ends Price on request 800251 Tube Holder Kit, Dual Variable Manifold (Includes Price on request 800263 Single Tube Holder Kit, 5 x 150mm [Kitagawa TWA Tu Price on request