Installed the two upper Cabin bolts in a bed of high strength JB weld (2424 psi) to fill any voids that may have occurred in the chamfer process. Tomorrow I will continue the seatbelt installation. Installed two magnetometers. 1. Garmin GMU 22 (011-03269-00, 11-010-01196-00, S/N 378000367. 2. GRT (A-01-03001, 910-3-001, 16334). Also installed two antennas.... Garmin GPS/XM antenna GA57X, (011-01032-10,S/N 1PR000413) and a Garmin GPS antenna GA35 (013-00235-10, S/N110419). Next I installed two rear seatbelt main cables and the two rear seat belts.