Box Beam Levels Mounting Solution

I need fixed brackets to securely mount box beam levels in my service van. Requirements: - Brackets should be made of plastic (3d printed) - Must be a fixed mounting solution Ideal Skills and Experience:... (Budget: $15 - $25 USD, Jobs: 3D CAD, 3D Design, 3D Modelling, 3D Print Design, 3D Printing, CAD/CAM, Manufacturing, Mechanical Engineering, Product Design, Prototyping)