G Pen Roam Glass Tube - Grenco Science
G Pen Roam Glass Tube - Grenco Science
G Pen Roam Glass Tube - Grenco Science
G Pen Roam Glass Tube - Grenco Science

G Pen Roam Glass Hydrotube

G Pen Roam Glass Hydrotube

Replacement high borosilicate glass hydrotube for the G Pen Roam.

*G Pen Roam Mouthpiece not included.

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