FIT0248

    5 - 8 mm Coupler SKU:FIT0248 INTRODUCTION This is a 5mm (0.2") to 8mm (0.31") Aluminum coupler. A common application for this coupler is to connect a stepper motor with a 5mm (0.2") axis to a larger 8mm (0.31") rod. In 3D printers it is commonly used to opperate a threaded rod. This coupler is cut like a spring, giving it a flexible and spring property. SPECIFICATION     outer diameter: 20mm (0.79") Lenght: 25mm (0.98") Fastening screws: 2 (1 for each side) Material: Aluminum SHIPPING LIST  5 - 8 mm (0.2x0.31") Coupling x1 https://www.dfrobot.com/product-794.html 5-30-17