But some transit enthusiasts can relive the glory days of the devices: The Metropolitan Transportation Authority on Wednesday said it is auctioning off a limited number of MetroCard Vending Machines and MetroCard Express Machines. The vending machines in 2020. The auction for the vending machines opened on Wednesday, August 5, and will run through August 25 at 8 p.m. The larger MetroCard machines are 80 inches long, 42 inches wide, 36 inches deep, and weigh 1,050 pounds. The more compact express machines are 21 inches long, 14 inches wide, and 42 inches high, and weigh about 210 pounds.