I am building a island dining table base (quartz top 36x70"), it's pretty top heavy. but I framed legs with 4x4 and lag bolt/pocket screwed 4x4 as center beam and 2x4 support.
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Note the 4x4 legs are plenty strong to support this 4x6 table without the typical bracing on the low… | Diy garden furniture, Diy kitchen table, Diy farmhouse table