Works Fantastic! Comes with over $1000 in carbon fiber and Kevlar. Desktop Carbon Fiber 3D Printer Engineered for ReliabilityCarbon Fiber StrengthPrint Continuous Carbon Fiber reinforced parts on your desktop – stiff, strong, extremely durable, and capable of replacing machined aluminum.Built to LastA unibody aluminum chassis and precision-machined components deliver lights-out reliability over thousands of print hours.Precise and Beautiful PartsPrint precise parts with best-in-class surface finish thanks to Onyx, Markforged’s extremely versatile micro carbon fiber filled nylon material.