If it's a one speed, it will have one red stripe in the middle of the hub. The chrome was good so it should shine up like new. A 2 speed automatic will have 3 stripes on the hub, red or yellow. Here's a link about the Bendix hubs"
http://www.trfindley.com/pgbndxhbs.html
http://www.trfindley.com/pgbndxhbs.html