The NEMA 8 Stepper Motor Mount allows you to integrate stepper motors into your robotic project that requires precise position control. By incorporating the .770” hub pattern, it is easy to connect nearly any Actobotics component including channel. Mount is machined from 6061-T6 aluminum for superior strength and durability. Start building your 3D printer or precision camera slide now. The NEMA 8 comes with (4) M2 x 4mm x 0.4 pitch mounting screws. Available in other sizes.