K'NEX Spring Motor K92890
£5.00
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K'NEX Battery Motor Clear case, Green Cogs and Red battery case Requires 2 off AA batteries (not included)
£7.00
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K'NEX Battery Motor BLACK Requires 2 off AA batteries (not included) K23891
£8.50
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K'NEX Battery Motor BLUE Requires 2 off AA batteries (not included) K92840
£8.50
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K'NEX Battery Motor GREEN Requires 2 off AA batteries (not included) K22722
£8.50
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K'NEX Battery Motor SILVER Requires 2 off AA batteries (not included) K20861
£8.50
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K'NEX Battery Motor 2 SPEED Requires 4 off AA batteries (not included) K92401
£11.50
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