DiaCompe made it's first big impression in lightweights with
 it's ubiquitous  Weinmann style center pull brakes


(Photo courtesy Rivendell)

Diacompe Gran Compe 500 side pull brake set

Exploded parts diagram for NGC 400 brakes

(Photo courtesy Yellow Jersey Bike Shop, Madison, WI)

DC 450 center pulls , among the most deluxe CPs made!

Advert for Royal Grand Compe model

Aero Gran Compe model

 
(Photo courtesy Yellow Jersey Bike Shop, Madison, WI)