Adjusts the bike’s headtube angle by 1.0 degree . 1.0 degree headset will lengthen a bikes wheelbase by around 10mm, and lower the bottom bracket by 2mm . Due to angled nature, headsets are headtube length specific . Precision CNC-machined from 6082-T6 aluminum and anodized in the UK . Includes top-cap, star nut, bearings and crown race To suit tapered forks. Split type 7075-T6 aluminium crown race for simple, tool free installation. Upper cup Stack height: 11mm - Total upper stack height including bearing cover: 16mm. Lower cup Stack height: 2.5mm. Upper Bearing: 41mm OD, 45 x 45 Degree AC sealed bearing. Lower Bearing: 52mm OD, 45 x 45 Degree AC sealed bearing. 'SHIS' standard headsets. Headset comes complete with top-cap (star-nut included), bearings and crown race - all parts.
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