Vincent Black Shadow by Vincent's own Girdraulic blade-type girder variation that used a hydraulic damper in place of a coil spring. Another Series C change was the appearance of curved lugs for the seat stays. The brakes on Series B and Series C Black Shadows are dual single leading shoe (SLS) drums front and rear. Unlike the Rapide, the drums are not interchangeable front-to-rear on the Black Shadows. The Shadow drums are ribbed cast iron. The front drum has a small flange and is attached with five bolts, while the rear has a larger flange and is attached with ten bolts. The brakes
HMS Black Prince (81) the modernisation had to be cancelled, and "Black Prince" was placed in reserve until 1953. She returned to service after refitting with simplified secondary armament with a single quad pom pom in Q position and 8 x 1 Mk3 40mm electric Bofors guns. The ship was decommissioned again two years later, and returned to the Royal Navy in 1961. "Black Prince" did not re-enter service, and was towed from Auckland to the Osaka breakage yards for scrapping in 1962. "Black Prince" was a modified "Dido" design, sometimes called "Dido" Group 2, or the "Bellona" subgroup with only four 5.25-inch mounts