MOC Bricks Gear Axle Series Gear Rotating Platform Gear Rack Differential Power-driven Mechanical Technical Part Building Blocks

Is Electric : No Battery Block Size : Small building block Barcode : No Gender : Unisex Plastic Block Shape : Self-Locking Bricks Plastic Type : ABS Warning : Keep away from fire Material : Plastic Recommend Age : 14+y Key word : Enlighten bricks for kids Features : Puzzle and enrich the child's imagination and ability of operation Features2 : Bulk Technical Parts Model number1 : 3743 87761 6630 64781 24121 18940 18942 99009 99010 18938 18939 Model number2 : 50163 48452 3647 6589 32270 4019 32269 32198 3650 3648 46372 32498 Model number3 : 3649 76244 6575 32072 6588 6573 62821 87407 18946 6542 35185 65413 Model number4 : 65414 4716 27938 41530 35188 18947 6539 35186 32187 15457 32012 2819 Model number5 : 30395 6641 32123 6590 32062 3706 87083 18654 6538 59443 26287 18948 Model number6 : 15460 33299 55615 48989 61903 87408 2723 2854 2853 2852