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Classic External Cup EC Threadless Headset



The Classic External Cup EC Threadless Headset is the reliable workhorse of the Ritchey threadless headset range. Now available with our timeless high-polish finish, this smooth and reliable specimen features lightweight, precision-machined aluminum cups, sealed cartridge 45/45-degree bearings, and comes packed with Ritchey Grease. A sealed design promises minimal penetration from the elements. The Classic Threadless Headset adds that classy and reliable detail your bike deserves.

Tech Specs

Stack Height32mm
Stack height upper18mm
Stack height lower14mm
Headtube ID34mm
S.H.I.S. upperEC34/28.6 (1 ⅛”)
S.H.I.S. lowerEC34/30 (1 ⅛”)
EC34/28.6 (1 ⅛”) bearing41.8/30.15/8mm 45°/45° - sealed cartridge (ACB)
EC34/30 (1 ⅛”) bearing44/30.5/8mm 45°/45° - sealed cartridge (ACB)
Colorhigh-polish silver
Incompatible with Ritchey WCS Carbon forks with integrated 45° crown race

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