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 800064 Tube Holder Housing End, 5/8", for 7-10mm Price on request 801935 Charcoal Tube, Coconut Shell, Standard, 50/100mg, Price on request 800260 Single Tube Holder Kit, 7-10 x 150mm Price on request