Dark Horse – Canna Filler Tubing Machine Vape4change Sale! from 6299 /per Qty. Add to Cart Thanks for signing up for restock notifications! There was an error signing up for restock notifications. Please try again. This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Dark Horse – 8 mm Canna Tubing Machine Adjustable : Standard (15 mm Filter length) or Extra (24 mm Filter Length) Materials: Hard Plastic and Metal Made in Poland Designed and hand built by BISTA Standard Ltd. Colours: Cream and Army Green AVAILABLE ONLINE ONLY! Tweet