Adjust flange of F631A canopy channel to 92 degrees and flatten frame Clamp in place and check dimensions of F631A rollbar assembly with fuselage Final match and fit of F631A L and R and C704 splice plate to contours of Rollbar Countersink and rivet spice plate to Canopy rollbar Make: F7201D angles x 2, F721C angles x 2 Rivet F718R longeron to F721B both sides x 6 Find and temporarily mark centerline on Conopy
