Charcoal Tube, Coconut Shell, Standard, 50/100mg, Back Catalog number: 801935 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 200486 Tube Holder Tubing, 1/4" ID x 1/16" W (10 ft) Price on request 800135 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi Price on request 200114-10 Tube Holder Housing, 7-10 x 175mm, 5/8", L265 (Pac Price on request