When looking for a moving trolley or cart suitable for a 50-70 inch TV, it's essential to consider the TV's weight and dimensions to ensure a proper fit and safe transportation. Here are a few things to consider

TV Weight Capacity: Ensure that the moving trolley can support the weight of your TV. A 50-70 inch TV can vary significantly in weight, so check the TV's manual or specifications for its weight.

Adjustability and Size Compatibility: Look for a trolley that offers adjustable brackets or arms to accommodate different TV sizes within the 50-70 inch range. The VESA mounting pattern of the TV should also match the trolley's mounting brackets.

Mobility and Maneuverability: Consider a trolley with wheels that have locking mechanisms to keep the TV in place while moving and positioning it. Additionally, choose a trolley that provides smooth mobility, especially if you need to move the TV across different floor surfaces.

Build Quality and Stability: Ensure that the trolley is sturdy and provides stability to support the TV's weight without wobbling or tilting. Look for durable materials like steel or aluminum for the frame.

Additional Features: Some trolleys may have additional features like shelves for AV equipment, cable management options, or adjustable height settings.

• Before making a purchase, measure your TV's dimensions (especially the VESA mounting pattern) and weight, and compare them to the specifications provided by the trolley manufacturer to ensure compatibility. Additionally, read customer reviews to gauge the trolley's reliability and performance.
• Please note that specific product recommendations may change over time, so it's advisable to check with electronics or furniture retailers for the most recent options available that meet your requirements.