Home » headsets » Tapered Headsets » y35 TAPERED HEADSETS Y35 ZS44/28.6 | ZS56/30 Alloy Cap/Cup Sealed Bearings 1-1/8″ Steerer Angle Adjustable ± 1° Top Nut: 1-1/8″ Cup O.D.: 44/56 Crown Cone: 30 Height: 14.2 Technical Diagram