I use pro gear by Nikon and extensive amount of backup gear also by Nikon. I will bring with me to every wedding day:Nikon Z6II + adapter for G lensesNikon D850 x 2Nikon D4Nikon F100 Film Camera and Black and White Film ONLYSpider HolsterNikon SB900 flash x2Godox Flash x44 light standsLowel GL1 video lightLight panels x2Multiple batteries for each camera and flash unitOver abundant amount of CF, SD and XQD cards35MM lens85MM lens105MM macro lens135mm D28-105MM macro lens24-70MM lens x270-200mm Z lens70-200mm lens x2MonopodA reliable vehicle and a backup plan for unforseen circumstances