Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Back Catalog number: 800136 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 811-9967-50 Sorbent Tube, Silica Gel, 8X110, 300/150, 50/BX Price on request 800165-10 Sorbent tube adapter nipple for Dual manifold High Price on request 200486 Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Price on request