Features: Made of high quality rubber with fiberglass core, this GT2 pulley tooth profile is anti-backlash Circular arc tooth profile tooth space is small, suitable for straight line driving It gives better smoothness and accuracy of positioning This open end timing belt has the reliable transmission and the fine size stability. It can be used in very spread area,such as Ender3 cr10 Anet Gates 2GT-9RF etc. Specifications: Tooth Type: GT2 Length:5m/196.85in Width:9mm /0.35in Material: Rubber Weight:145g /0.32lb Color: As Pictures Type : for Ender3 cr 10 Anet Gates 2GT-9RF Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment. Package includes: 1 Pack of 5 Meters Rubber Belt