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    | F3 &  F4 without ply. | Fuselage side | Rudder | Rudder bellcrank & lower bushing | 
  
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    | Rudder area showing static air source | Cockpit showing rudder pedals | Cockpit with F3/F4 Jig in the background | Static air source | 
  
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    | Stabilator spar test fit | Front view of stabilator spar test fit | Stabilator spar in the clamps | Fitting the Birch spar block |