Ape Hanger guidon 1 inch / 25,4 mm.
Chrome; Steel; TUV approved; 3-hole; Approx. dimensions: 92cm wide x 31cm high
Fits: > 82-19 H-D (excl. 08-19 e-throttle; 88-11 Springers)

Picture is an example of the shape

it's not black, but chrome.