20pcs MOC 59443 High Tech Axle Connector Smooth Building Blocks Educational Kids Toys

Is Electric : No Battery 3C : Certificate Block Size : Small building block（Compatible with Lego） Barcode : No Gender : Unisex Plastic Block Shape : Self-Locking Bricks Model Number : 59443 Warning : no Material : Plastic Recommend Age : 18,14y Origin : Mainland China