The Headset NoThreadSet⢠Conversion Kit Sotto Voce, available in a choice of colours and for a 1â or 1 1/8â headset, includes a bearing cap, stem cap, stem cap bolt, star nut and scuff washer. Bearing the classy, understated Sotto Voce design, it will allow you convert your threaded Chris King Sealed Bearing headset into a NoThreadSet⢠headset, thereby delivering precision performance and improved adjustability.