This is a wiring junction box designed to be attached to a CNC machine to house all the connections to the CNC controller board and control pendant. Parts: 1 x XLR Jack - https://www.amazon.com/gp/product/B00C5B1INU 3 x 16mm Aviation Connector - https://www.amazon.com/gp/product/B00KHRMCL6 1 x 2.1 Power Jack - https://www.amazon.com/gp/product/B00HR81YJY 1 x RJ45 Modular Jack - https://www.amazon.com/gp/product/B00CLVAJCK This is part of an overall TinyG G2 CNC control system: Electronics Enclosure: http://www.thingiverse.com/thing:1703914 Control Pendant: http://www.thingiverse.com/thing:1703922 Junction Box: http://www.thingiverse.com/thing:1703927