LEGO Technic 42055 Bucket Wheel Excavator Building Kit (3929 Piece) by LEGO

Features a Lego Power Functions Motor for an array of Motorized functions, including Forward and reverse driving, rotating Bucket Wheel, moving conveyor Belts and Rotating superstructure, plus a working Bucket Wheel Boom ; Activate the Motorized conveyor Belts and Bucket Wheel ; 2-in-1 model : Rebuilds into a mobile agrégées processing plant ; Bucket Wheel Excavator measures over 16 (41 cm) High, 28 (72 cm) long and 11 (29 cm) Wide ; mobile agrégées processing plant with Boom retracted measures over 8 (21 cm) High, 34 (88 cm) long and 8 (21 cm) Wide, and over 12 (33 cm) High with Boom Extended