FlyerTalk Forums - View Single Post - Best Seats, Amenities, & Experiences on Delta's A350
Old Mar 28, 2019, 5:36 am
  #1097  
mindspin_311
 
Join Date: Jun 2018
Location: Atlanta
Programs: Skymiles
Posts: 111
I think it came about after the development of the ULR. Once they did that, all production of non-ULR variants also got the updated winglet.
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