Tubing, 1/4" ID x 1/16" W (3 ft), Clear Vinyl, Gil Back Catalog number: 200484 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 801935 Charcoal Tube, Coconut Shell, Standard, 50/100mg, Price on request 800136-10 Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi Price on request 800165 Sorbent tube adapter nipple for Dual manifold High Price on request