Features: Material: Made of aluminum alloy material, durable and practical. Application: Designed to easily allow for the modular connection of a NEMA 17 stepper motor. Multifunctional: Can also combine this plate with the V-slot gantry plate to make a great belt and pinion system. Features: One of the great features of these end mounts is the ability to mount to the ends as well as the bottom, this modular concept allows for the creation of many different machine designs. High Performance: The V-slot modular actuator end mounts are stamped and folded aluminum end mounts. Specifications: Material: aluminum alloy Color: black Size:about 39.5x82x3mm Fitment: for Openbuilds nema17 Package included: 1pc x motor mount plate Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.