{"product_id":"3-pairs-lego-socket-ball-parts-trailer-hitches-1x4","title":"3 Pairs LEGO Socket \u0026 Ball Parts (Trailer Hitches) 1x4","description":"\u003cp\u003eThis LEGO ball joint set includes three pairs of 1x4 plates with integrated socket and ball connections, designed for articulated movement within standard LEGO builds. Each plate combines structural support with a compact pivot point for controlled rotation.\u003c\/p\u003e\n\n\u003ch2\u003e1x4 LEGO Ball Joint Plate Design \u0026amp; Connection\u003c\/h2\u003e\n\u003cp\u003eEach LEGO socket joint plate features a built-in ball or socket element mounted on a 1x4 plate base. This allows direct integration into LEGO plate and brick systems while maintaining smooth articulation between connected sections.\u003c\/p\u003e\n\n\u003ch2\u003eLEGO System \u0026amp; Technic Compatibility\u003c\/h2\u003e\n\u003cp\u003eThese LEGO ball and socket elements bridge standard LEGO building and Technic-style movement. They can be embedded in vehicle frames, structural builds, and articulated assemblies without requiring full Technic conversion.\u003c\/p\u003e\n\n\u003cp\u003eExplore more connectors in our \u003ca href=\"\/collections\/technic-ball-joints-sockets\"\u003eTechnic ball joints \u0026amp; sockets\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\u003ch2\u003eVehicle, Trailer \u0026amp; Articulation Applications\u003c\/h2\u003e\n\u003cp\u003eThese LEGO ball joint plates are commonly used in vehicle builds, trailer hitches, train connections, and rotating mechanisms. The 1x4 format allows stable mounting within chassis structures, carriage links, and functional assemblies.\u003c\/p\u003e\n\n\u003ch2\u003eCompatible LEGO Plates \u0026amp; Structural Parts\u003c\/h2\u003e\n\u003cp\u003eThe plate-based design integrates directly with LEGO plates, tiles, and structural elements, allowing consistent alignment in layered builds and reinforced connections.\u003c\/p\u003e\n\n\u003cp\u003e\n\u003ca href=\"\/collections\/parts-and-pieces-plate\"\u003eBrowse LEGO plates\u003c\/a\u003e\u003cbr\u003e\n\u003ca href=\"\/collections\/parts-and-pieces-vehicle-parts-train-parts\"\u003eExplore vehicle \u0026amp; train parts\u003c\/a\u003e\n\u003c\/p\u003e\n","brand":"LEGO","offers":[{"title":"Default Title","offer_id":51598982807885,"sku":"lego98263asslot6lbgnew","price":4.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0856\/6715\/2205\/files\/lego-ball-joint-plate-1x4-set.jpg?v=1773936077","url":"https:\/\/www.choose-a-brick.com\/products\/3-pairs-lego-socket-ball-parts-trailer-hitches-1x4","provider":"www.choose-a-brick.com","version":"1.0","type":"link"}