Highlighting some just-arriving used gear at B&H:
A used R10 kit is available in the Canon EOS mirrorless camera inventory.
Used RF 70-200mm F4 (only $1,198.95), 100-400mm, 35mm F1.8, 50mm F1.8, 600mm F11, and 800mm F11 lenses are available in the Canon RF lens inventory.
A couple of used ZV-E1 cameras were just added to the Sony Alpha camera inventory. A few a1 cameras are also available. Save up to nearly $1,000.00.
Go long: used FE 100-400mm and 200-600mm lenses were just added to the Sony FE lens inventory. A 12-24mm F2.8 is also available.