Hardware Only M6x45 Screws 1.250 Spacers â FHB3XXX, FHB5XXX and FHB7XXX Includes screws and spacers specific to the TV being installed Some FHB products include special brackets to ensure a specific TV can be installed on Chief mounts FHBU medium and large Fusion and FHBU2 ExtraLarge Fusion are replacement universal hardware bags