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2.0 Degree EC44-ZS56 Angle Headset - To Suit Tapered Steerer - Imperfect Sale

£29.16 (ex. VAT)
RRP: £69.99

2.0 Degree EC44-ZS56 Angle Headset - To Suit Tapered Steerer - Imperfect Sale

Stock Status: In Stock

Perfectly Imperfect parts? - While all of these parts are perfectly functional they do have some visual imperfections such as small dents, scratches or anodising issues.

All imperfect sale parts come with a full warranty & are new and unused.

We are not able to provide individual pictures of part defects and all available sizes are listed.


  • Fits headtube internal diameter: Upper - 44mm: EC44
    Fits headtube internal diameter: Lower - 56mm: ZS56
  • Upper cup insertion depth: 9mm
    Lower cup insertion depth: 11.5mm
  • 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
  • Upper cup is external (EC) - will fit frames using ZS44 (ZS) upper headcup as standard.
  • To suit tapered forks.
    If you are running a 1 1/8" fork you will need to purchase the reducer crown from the drop down menu - this headset comes as standard with a crown race to suit tapered forks.
  • Split type 7075-T6 aluminium crown race for simple, tool free installation

Headset comes complete with top-cap (star-nut included), bearings and crown race - all parts required for fitment.Simply order the correct headset from the list of available head tube lengths below, if your frames head tube length is not listed please contact us.

We use the 'SHIS' standard to label our headsets - the numbers refer to the internal diameter of the headtube and the letters refer to the type of headcup: EC = 'External Cup' and ZS = 'Zero Stack' - For more SHIS info please refer to the Park Tools information page - Standardized Headset Identification System | Park Tool

Use our angle headset guide for information and guidance on choosing the right angle headset for you: Angle Headset Guide

For installation instructions > Click Here <​​​​​​​

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