DescriptionAre you looking for professional, yet affordable 3D printer round column? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional 3D printer round column must meet you needs. It is one of the best choices for you.Features- Color: Silver.- Material: Iron.- Size: 0.80X0.80X0.50 cm/0.31X0.31X0.20 inch. - High-quality iron material, durable, long lasting and rustless.- Suitable for V-slot (TM) aluminum extrusion and V wheels to create linear motion systems. - High-precision lines, perfect fit. High compatibility. - It has high hardness, no bending and long service life. - Small and lightweight, easy to be installed, suitable for 3D printer.