FSA Unisex's Orbit Xtreme Pro Reducer Threadless Headset, Black, 1.5-Inch

Colour: Black. Item Length: 65mm. Item Weight: 0g. Material: ‎Aluminium. Stack height: 16.4 + 13.4 = 29.8mm. MPN: ‎101-0066. Type: Headsets. Stainless steel crown race.

eBay