6 wheel Trailer Assembly Mini Three axis Chassis Building Blocks 119pcs Mechanical Unit Miniature MY OWN CREATION Tech Blocks Assembly

Is Electric : No Battery Block Size : Small building block（Compatible with Lego） Barcode : No Gender : Unisex Plastic Block Shape : Self-Locking Bricks Plastic Type : ABS Warning : Keep away from fire Material : Plastic Recommend Age : 14y Origin : Mainland China Product Series : chassis embryo Suit a crowd : high-tech parts Key word : Enlighten bricks for kids Features : Puzzle and enrich the child's imagination and ability of operation Package : no original box, strong plastic bag