2mm x 1mm x 500mm tube

2mm outer diameter X 1mm inner diameter. Available in a variety of diameters, 500mm in length (19.68"). Sizes are listed, outer diameter by inner diameter by length.  For example, 3mm X 2mm, measures 3mm outer diameter and 2mm inner diameter. From this, the wall thickness is determined to be .5mm. (outer diameter - inner diameter / 2) Sold individually. Shipping Notes:  USA Customers -We strongly suggest choosing Priority Shipping to ship your carbon order. The First Class maximum weight limit is easily exceeded when when shipping carbon; if it is exceeded, we will not ship your order until the the additional shipping costs to cover Priority Shipping are received. International Customers - Carbon Fiber will not fit in a small box, and may get very expensive to ship. Our shopping cart may not accurately estimate shipping to your country. We will contact you if your order is not shippable.