Charcoal Tube, Coconut Shell, Standard, 50/100mg,

Tube Holder Housing, 6x70mm, 1/2" OD, S225

Tube Holder Collar Clip, for 5/8" OD, 1/2" ID Tubi

Sorbent Tube, Beaded Carbon, 6X70, 140/70, 20/BX