Tube Holder Housing, 6x70mm, 1/2" OD, S225 (Packg Back Catalog number: 200102-10 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 800135-10 Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi Price on request 811-9902-50 Charcoal Tube, Coconut Shell, Large, 200/400mg, 8x Price on request 800134-10 Tube Holder Collar Clip, for 7/16" OD, 5/16" ID Tu Price on request