Tube Holder Kit, Dual Variable Manifold (Includes

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

Tube Holder Collar Clip, for 1/2" OD, 3/8" ID Tubi

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