Yes they are a bit flimsy but the magic of the triangles makes everything solid. I used these mounts for a 2m high delta with attached Nema 23 motors and a 1515 extrusion (1.5" x 1.5"). I had to drill holes for M5 nuts.
Computer chair Metta SU-BP-8 Pl (SU-B-8 100/001) office, upholstery: mesh/textile, color: 20-Black
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