Tube Holder Single Variable Flow, only Back Catalog number: 800072 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800138 Tube Holder Adapter for 5/8" Ends Price on request 800497-1 Tube Breaker Kit, Blue, LFS-113 Price on request 811-9980-50 Sorbent Tube, XAD-7, 6X70, 60/30, 50/BX Price on request