• Technic axles

    Laboratory figures compare the torsional behavior of a short and long Technic-style axle on two test rigs with a computer, caliper and notebooks.
    Parts & Minifigures

    Are All LEGO Technic Axles Made From the Same Plastic. Why Longer Axles Twist More

    Are 3L and 12L LEGO Technic axles made from the same plastic? LEGO identifies POM as an axle material, while basic torsion mechanics explains why longer axles twist more under the same load.

    Posted on The Brick Archivist