TEESE 233pcs Gears-Differential kit, Compatible with Technic-Parts, for STEM-MOC-EV3-Project-Track-Car-Bulk- Blocks (Random Color)
TEESE 55pcs Crankshaft-Engine-Accessories-Kit with Connecting-Rod-Cylinder- Head, Compatible with Technic-Parts, for STEM-MOC-EV3-Project-Bulk-Blocks(Random Color)
TEESE 24pc Differential-Gear-Box-Kit, Compatible with Technic-Parts, for STEM-MOC-EV3-Project-Track-Car-Bulk- Blocks (Random Color)
TEESE 282pcs Technic-Beam-Frame-Bricks-Set with Rotor Helicopter Minifigure Brick Separator, Compatible with Technic-Parts, for STEM-MOC-EV3-Project-Bulk-Blocks(Random Color)
