Currently building a mobile crane (model nr 42108). One of the parts are supposed to extend as evident in the instructions. However, mine won't. Any advice? : r/lego
LEGO 42108 Mobile Crane Instructions, Technic
LEGO Technic 42108 Mobile Crane [Review] - The Brothers Brick | The Brothers Brick
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LED Lighting Kit for LEGO Technic Mobile Crane 42108 – BRICKSTARS