Tube Holder Housing End, 5/8", for 7-10mm Back Catalog number: 800064 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9977-20 Sorbent Tube, XAD-2, 6X110, 120/60, 20/BX Price on request 200187 Tube Holder Adapter, 3/16" to 1/4" Ends Price on request 800066 Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubi Price on request