Image Item No. Description  53989  Arm Mechanical, Exo-Force / Bionicle, Thin Support Catalog: Parts: Minifigure, Body Part  53984  Leg Mechanical, Exo-Force Robot Catalog: Parts: Minifigure, Body Part  53988  Torso/Head Mechanical, Exo-Force Robot Catalog: Parts: Minifigure, Body Part  53988pb01  Torso/Head Mechanical, Exo-Force Robot with Marbled Pearl Light Gray Pattern Catalog: Parts: Minifigure, Body Part