Story ID: 
King Air 90 Winglets STC’d
By: Chad Trautvetter
Caption: BLR Aerospace winglets were STC’d last month for the King Air C90A, C90GT and C90GTi; approval will eventually be expanded to include the C90 and C90E.
Word Count: 66
BLR Aerospace winglets were STC’d last month for the King Air C90A, C90GT and C90GTi; approval will eventually be expanded to include the C90 and C90E. Deliveries have already begun, the company said. Current list price of the winglets  is $49,950, not including between 100 and 150 hours of installation time. According to BLR, the modification improves stability, cruise speed and rate of climb.