Nikon N75 - the last film SLR designed by Nikon (or second to last, forget which). The f3.3-4.5 28-80 consumer zoom goes well with it. The combination is $50-80 and weighs 20oz.

http://www.kenrockwell.com/nikon/n75.htm
http://www.kenrockwell.com/nikon/28-80mm-g.htm