Inspire kids who love Monster Jam to build their very own monster truck toy with this LEGO Technic Monster Jam Max-D (42119) truck toy building set. With its pull-back action, 7+ years old boys and girls will be recreating daring stunts from the Monster Jam arena in no time. The 2 in 1 toy truck is packed with powerful features, just like the real thing. Check out the authentic graphics and colours, spikes and movable flag. 2 in 1 for twice the fun! This cool Monster Jam truck toy offers two building challenges in one. After building the Max-D model, kids can rebuild it into a quad bike for even more high-speed adventures. Check out the free LEGO Building Instructions app to find Instructions PLUS. This interactive guide makes building easy with zoom and rotate tools. The LEGO Technic universe offers a great introduction to engineering and mechanics for young LEGO fans. With detailed models, inspired by real-world vehicles, kids learn as they play.Measures over 4 in. (10 cm) high, 10 in. (25 cm) long (with flag) and 4 in. (11 cm) wide.Contains 230 pieces.