GT2 6mm Width Belt Idler Tensioner For 3D Printer 2020/2040 Aluminium Profiles
Belt Idler Tensioner For 3D Printer 2020 and 2040 Aluminium Profiles. 20 Tooth GT2 6mm Width Belt Idler Pulley. 2020 aluminum profile X-axis synchronous belt stretch. C - Double Sided 2040. A - Double Sided 2020.