We only use quality Duran Schott Glass to make our extraction tubes in Eugene, Oregon, U.S.A. Our tubes are available WHOLESALE in bulk. Click for info! Scroll for selection. ***We are now taking custom size orders for extraction tubes!*** Contact us if you need help. The Glass Underground has Glass Oil Extraction Tubes starting with the 10 inch at $17! All made with Premium Quality Duran Schott Glass!
You must be at least 21 years old to purchase. Dismiss