VEVOR Underbody Truck Box, 24"×14"×16" Pickup Storage Box, Heavy Duty Aluminum Diamond Plate Tool Box with Lock and Keys, Waterproof Trailer Storage Box with T-Handle Latch for Truck, Van, Trailer

Please refer to the products in the links below. https://www.vevor.com/truck-tool-boxes-c_11948/vevor-underbody-truck-box-36-24-24-pickup-storage-box-heavy-duty-aluminum-diamond-plate-tool-box-with-lock-and-keys-waterproof-trailer-storage-box-with-t-handle-latch-for-truck-van-trailer-p_010479429694

No.

The door opening on the 24" x 14" x 16" underbody truck box measures approximately 20 inches wide by 9.6 inches high.

These are exactly 24 inches.

I’m not sure Haven’t gauged it At least 1/8 inch