The Wave 16 Headset is simplicity at it’s finest. Including a mid-stack 16mm topcap and x2 3mm spacers, this sleek looking headset allows you to dial in your front end with no fuss. Material6061-T6 alloy cnc machined, high-end sealed bearings Featuresmid-stack 16mm cap, supplied with two 3mm spacers, variable stack heights between 16-22mm possible. Weight65g (2.3oz) (includes everything)