This listing is for standard stock lengths of clear solid acrylic round rod/bar and hollow tube. Select your required item from the drop down box either rod or tube then the size and finally the length, other lengths also supplied please contact us. The rod & tube are a great alternative to glass as it has a greater impact strength, weighs less and is much cheaper this material is also food safe and has a light transmission of 93%. Rod diameter tolerances, 2-4mm +0.3mm, 5-8mm +0.5mm, 9-12mm +0.7mm, 15mm +0.9mm, 20mm +1mm, 25mm +1.2mm, 30mm +1.4mm, 35mm +1.5mm, 40mm +2mm & 50mm +2.5mm. For advice on any of our products contact our customer service using the eBay messaging system.