<ul> <li>Two Aluminum GT2 Pulleys + 2 Meter of GT2 Belt + Four SS grub screws + Hex wrench Set</li> <li>The aluminum pulley has high quality shiny surface appearance and robust construction. Check out drawing below for pulley dimensions and calculated steps per unit of travel.</li> <li>Belt is rubber, fiberglass reinforced, 6mm wide, 2mm pitch.</li> <li>For 3D Printing applications, GT2 2mm belt system works better than T5, T2.5, it gives better smoothness and accuracy of positioning, resulting in better printing quality. GT2 timing belt system especially suited for linear movement and positioning applications. <br /><h3>Specification:</h3> <ul></ul></li> </ul>