Charcoal Tube, Coconut Shell, Standard, 50/100mg, 6 x 70mm (Packg of 50) Back Catalog number: 801935 Manufacturer: SENSIDYNE Availability: 3 weeks Price on request - + Recommended 200104 Tube Holder Housing, 5 x 150mm, 1/2", S255 Price on request 800238 Tube Holder O-Ring Kit Price on request 200102 Tube Holder Housing, 6x70mm, 1/2" OD, S225 Price on request