Description The Tange Levin 1″ Headset is a high quality threaded headset from Japanese manufacturer Tange Seiki. This 1″ threaded headset uses a 26.4mm crown race with 30.2mm cups. As one of our most popular parts in the workshop, you can find this headset in stock in our RICHMOND BIKE SHOP. Tange Levin 1″ Headset features & specs NJS approved model Tange Seiki Traditional Headset CNC machined Fully Cr-Mo construction Super Stone Polish on every ball races Chrome plated finish Part Material Height Details Top Lock Nut SS41 Steel 8.5mm 8 flats 32mm width, 5mm Threading Key Washer SPCC Steel 2.0mm Adjusting Cup SCM415 Cr-Mo 14.4mm 8 flats 32mm width, 6.4mm Threading Upper Stationary Cone SCM415 Cr-Mo 17.2mm Insertion 30.0 0.1 -0, /30.2 0.1 -0 / 10mm depth Lower Stationary Cup SCM415 Cr-Mo 20.0mm Insertion 30.0 0.1 -0, /30.2 0.1 -0 / 10mm depth Crown Cone SCM415 Cr-Mo 7.5mm Insertion 27.0 0 -0.1/ 26.4mm 0 -0.1 Ball Retainer x2 Cr-Mo Balls #300 5/32″x20 Balls Color variations CP