LEGO - Technic - 42144 - Material HandlerKnow a kid who loves mechanics and engineering? Theyll love this LEGO Technic Material Handler (42144) for ages 10+. Designed for kids who love construction site toys, this mechanical model gives a fascinating look at how a material handler vehicle really works. It has lots of manual and pneumatic functions, so they can explore how this mighty toy material handler sorts, piles, and loads materials for processing. An action packed buildPneumatic