{"product_id":"double-units-4-piece-unit-block-set","title":"Double Units - 4-Piece Unit Block Set - US 5724","description":"\u003cp\u003eExpand foundational unit block sets with just the pieces your builders need more of. Made to align with the same mathematical dimensions as traditional unit blocks, these add-on sets are designed to be used as an enhancement to foundational sets.\u003c\/p\u003e","brand":"Guidecraft","offers":[{"title":"Default Title","offer_id":67685782651124,"sku":"US-5724-DEFAULT-TITLE","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/9847\/0388\/files\/2026-09-03_5a8_G6816_Double_Units_4-Piece_Unit_Block_Set_Main.jpg?v=1791011247","url":"https:\/\/guidecraftsus.shop\/products\/double-units-4-piece-unit-block-set","provider":"Guidecraft outlet shop","version":"1.0","type":"link"}