LEGO Technic Motorized Excavator : Amazon.co.uk: Toys & Games
For the Power Functions fans out there... 8043 with 1 XL motor, 5 M motors, 3 receivers/remotes. From Jergen's Technic Corner mod along with my own small updates. I prefer the claw
8043 Excavator B-model modifications - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums