by pfhoeycfi » Wed Sep 23, 2020 5:21 am
The spar bumpers are riveted to the longeron and "remain in place". I confirmed this with the factory in July.
Peter Hoey
SEL Pvt, Comm Glider, CFIG, Pawnee & L19 Towpilot
Philadelphia Glider Council
Sonex B SNB0021, N561PH, Taildragger, Aerovee Turbo, MGL MX1, First flight Dec 18, 2022
Also built Sonerai IIL N86PH