Happy 3D Panda is Proudly Made in the USA! We are custom crafts created by the latest in exceptional state-of-the-art 3D printers. Featuring prints with the best in overall variety, general viability and to hold all prints to the utmost best in industry standards for quality. Buy More and Save More with Buy 2 Get 10% Off, Buy 3 Get 20% Off and Buy 4 Get 30% Off All Storewide Inventory. Unlock FREE shipping for U.S. orders over $35. If you have any questions please do not hesitate to ask. It’s screwed together with 6 M3x10 countersunk screws. The rails are 8mm of carbon rod 350mm long. You can get them on Amazon or at your local hardware store.