Rant Bang Ur headsets may cost less than most but perform just as good! Click HERE to view all of our current headset colors. 20mm stack height. Includes sealed bearings. Low profile, lightweight 6061 alloy top cap. Weight: 2.5 oz. If you aren’t sure if this headset will work with your frame, send us an email by clicking HERE and include your frame make, model, and aprox year it was manufactured, and we should be able to confirm it for you.