I think the difference is the "clip" that attaches to the lever arm(inside the brake drum/backing plate) for the Huck type bakes. The cables them self are about the same(not the driveshaft parking brake). Fig. 21 and yes it is a bad picture.: http://chevy.oldcarmanualproject.com/shop/1947truck/47ctsm0510.htm
The "Bendix : http://chevy.oldcarmanualproject.com/shop/1954truck/54ctsm0514.html
Fig. 24 A bit better pic.

Last edited by Steve_H; 06/14/2016 8:33 PM.
Steve H