There are several ways to do spars in one of Jack's planes. I believe the version in the video uses 3 5/8" spruce spars of varying lengths. Carbon is also an option on current planes. Jack can tell you more at Leading Edge Gliders.
Greg
slopeflyer 3 years ago
How big is the spar?
DeanMcCullough 3 years ago
There are several ways to do spars in one of Jack's planes. I believe the version in the video uses 3 5/8" spruce spars of varying lengths. Carbon is also an option on current planes. Jack can tell you more at Leading Edge Gliders.
Greg
slopeflyer 3 years ago
How big is the spar?
DeanMcCullough 3 years ago