Features Thickness : 6mm, 9mm, 13mm, 19mm, 25mm, 32mm, 38mm, 50mm. Internal Diameter (ID) ranging from 6mm up to 165mm. A set of tubing that comes wi ... WhatsApp me if you interested https://m.vsiindustries.com.my/index.php?ws=showproducts&products_id=4693728