4040 平角支架（单槽）

用于 4040 单槽铝型材的平支架板。 （这不会以两槽 4040 挤出或 2020 挤出等为中心）。 这是基于亚马逊上提供的零件。 https://www.amazon.com/Aluminum-Extrusion-Connector-Bracket-Included/dp/B09DYKHTYN/ref=sr_1_18?crid=2CA5X4LTTBHS5&dib=eyJ2IjoiMS J9.nSWdlka2L5TAJoPtSa3QhgJjQc-cR4HRjkHU8p-Y86EdQZJDctPUlG59fZXOEYdfiMsjPNd2mIs5We8N7we60wZDM0_1A6hlF-0otBUS578oKzVR976_z54s4J_rx RtoEhrD096CTjnEOH40ogFDP_LZrPZx2-5GWoq3F3Y15o6Hp4lCaJc00MYzjEAc7KP7A0aBl0VayieMEUQZhDUbjfnPxlAyCVyhwJdOx9i-WzA.FPepy__0o5mlLN3_s ETVMky9mbxX2k3WKe35aFVxrNI&dib_tag=se&keywords=4040%2BBRACKET&qid=1735622072&sprefix=4040%2Bbracket%2Caps%2C178&sr=8-18&th=1