Lack table height extender and stackable

Ikea Lack table stacker-seamless. no need hardware if desiredHowever, if wanting to increase height, screws are required Really sturdy!print in place, no need supportsscrews used: plate 1: stackable lack legs. Seamlessplate 2:extender bracket plate 3: combo of 1 and 2 if in australia: Zenith 8G x 20mm Galvanised Button Head Stitching Timber Screws - 30 Packhttps://www.bunnings.com.au/zenith-8g-x-20mm-galvanised-button-head-stitching-timber-screws-30-pack_p2410092?region_id=118161&gad_source=1&gclid=Cj0KCQjwkZm_BhDrARIsAAEbX1Ek7HhRwgEE5og6m1UVmHOPEbat-VUcNwrZAGF91mvOdo0E3VQB8hMaApDZEALw_wcB&gclsrc=aw.ds if worldwide: BCP Fasteners #8 x 3/4&#34;, 100 Qty Phillips Small Black Modified Truss Head Screws, Deep Thread Sharp Point, Carbon Steel Black Phosphate Coated Self-Tapping Screws for Wood & Metal (BCP1078)<a target="_blank" rel="noopener noreferrer ugc" href="https://www.amazon.com/BCP-Fasteners-Phillips-Phosphate-Self-Tapping/dp/B084X4QVLX/ref=sr_1_4?content-id=amzn1.sym.918a99dd-4826