Tungsten Droptubes In stock. 0 SEK 79 SEK Size 7 mm 10 mm A really heavy tapered tube. A good alternative for high water flow. Currently only available in the color orange.7 mm weighs 0,8 g10 mm weighs 1,2 10 pieces per bag. Other popular products. US-tubes 25 SEK Droptubes 39 SEK US-Tubes Special 39 SEK Skittle tubes 49 SEK Sean Stanton Signature Tubes 109 SEK