Tube Holder Collar Clip, for 1/4" OD, 1/8" ID Tubi Back Catalog number: 800066 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request 200102 Tube Holder Housing, 6x70mm, 1/2" OD, S225 Price on request 800072 Tube Holder Single Variable Flow, only Price on request