Wing Spar assembly
Main spar is made of a foam core wrapped in structural carbon weave (completed by whisper), then topped and bottomed with solid carbon lengths. This assembly with be wrapped in structural weave again in a couple of days once smoothed out with micro filler

Foam core spar middle, with solid bars cleaning with acetone for bonding

Pre-wetting spar components with epoxy (using slow cure, as it's 24c)

Fitting top bar (pre-floxed)

Clamping top and bottom bars to spar

Smoothing flox while Johann preps some more epoxy flox mix

This post is from Darren and Lee's Whisper X350 Gen II