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Thread: Winglets..are they usefull?
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Old 26th Mar 2006, 08:44
  #15 (permalink)  
CaptainSandL
 
Join Date: Nov 2003
Location: UK
Posts: 495
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A retrofitted winglet on a 737-800 built without privision weighs 235kg for the pair, but only 170kg if provisioned or installed during production. Price varies hugely with contract.
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