LEGO 8837 Pneumatic Excavator was a 257 piece Technic set released in 1992. The arm of the crane and grab can be raised and lowered by use of the pneumatic system. It was also called "LEGO TECHNIC Pneumatic Excavator". The current value for a new and sealed Pneumatic Excavator is estimated at £164, with an average annual growth of approximately 3% Brand new in box 4 available to sale All sealed box, never opened Collector’s dream
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