I am selling a new, unused SRAM XG-1190 11-speed cassette in the range of 11-28 teeth. Weight 167 grams.

Manufacturer's description:
Extremely light, quiet cassette offers a clear performance advantage. Nine central sprockets were made from a single block of high-quality tool steel. They offer higher stiffness while weighing less than a titanium cassette. Between the individual sprockets in the sprocket block is a StealthRing elastomer that damps vibrations and noise. Openings on the rear sprocket ensure reduced weight and additional stiffness.
The cassette is the final piece of the drivetrai...