-Riveted the rear seat shoulder harness fairleads to the F807 bulkhead. -Cleco'd the F869 bulkhead gussets in place. -Deburred the canopy rail receptacle -Final drilled the canopy rail receptacle to the F825 -Cleco'd the F825 to the fuselage - this takes awhile as there are lots of cleco's -Final drilled the F825 to the F810 -Positioned the outboard edges of the F869 to be parallel to the longerons and clamped.