Fits headtube internal diameter - 44mm Upper - EC44, 44mm Lower - ZS44 (Semi Integrated Type)
To suit standard 1 1/8" steerer tube forks. (28.6 - 30.015)
41mm OD, 45 x 45 Degree AC sealed bearings.
Insertion depth: 9mm Upper, 9mm Lower.
Cup Stack height upper 9mm - Total upper stack height inc bearing cover: 15mm
Cup Stack height lower 3mm - Total lower stack height inc crown - 6mm
Proudly machined in the UK from 6082 T6, Black Anodize finish
Complete with headset top-cap and star-nut.
This headset is to fit the common 'Semi Integrated' size - use the external cup as the upper cup to retain stock lower stack height. If extra height is needed please see EC44 / EC44 combination headset.
Simply order the correct headset from the list of available headtube lengths below, if your frame is not listed please contact us.