Carbon Monoxide 1-50 ppm Gas Detector Tube, pk/10 Back Catalog number: 106SC Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800071 Tube Holder Housing End, 5/8", for 1/4" OD, Open End Price on request 200114 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 Price on request 800072 Tube Holder Single Variable Flow, only Price on request