yes it is a CNC machined steel receive with a satin chrome finish you can verify this at 1-800-955-4486 or Phone: (913) 321-1811 Representatives available Mon-Fri 9am-4pm Central.

Aaron, It features a one piece CNC machined receiver (actual metal not mentioned) with a silver satin chrome finish, 3" chambers, selectable barrels and independent auto-ejectors. Since CZ does not list this information, they should be able to answer this at 1-800-955-4486 or Phone: (913) 321-1811 Representatives available Mon-Fri 9am-4pm Central.