Rear seat fuselage headroom and shoulder room

Rear seat fuselage headroom and shoulder room. Pilots seats will be about the same. And middle will be even more by several inches. If you didn’t guess, we are doing fuselage in 3 pieces – assembling front to back, similar to boeing. As there is only a few hundred PSI front to back in pressurized fuselage. Vs. Thousands outwards. Plane should be at Sun and Fun.