Nema 17 stepper motor L clamp
This mount will fit any NEMA-17 motor (with 31mm hole spacing) with four screws. There's two 30mm long slots, 30mm apart so you can easily attach it. Made of steel with welded 90-degree support triangles, its got a solid construction. This is lightweight but strong bracket is made from 3mm-thick black anodized aluminum and is specifically designed to work with the typical faceplate mounting holes of NEMA 17 stepper motors.