Ritchey WCS External Cups Ec Headset Ec30/25.4 Ec30/26 1"

The WCS External Cup EC Threadless Headset the reliable workhorse of the Ritchey threadless headset range. This smooth and reliable specimen features lightweight, precision-machined aluminum cups, sealed cartridge 45/45-degree hybrid ceramic bearings with a titanium coating, and comes packed with Ritchey Grease and a sealed design promises minimal penetration from the elements. Stack height: 28mm (1"), 28.5mm (1 ⅛”), upper: 15.5mm (1"), 15.4mm (1 ⅛”), lower: 12.5mm (1"), 13.1mm (1 ⅛”). Headtube ID: 30.2mm (1"), 34mm (1 ⅛”). EC30/25.4 - EC30/26 (1") bearings: 41.0/30.15/7mm 45°/45° - sealed cartridge (ACB) - titanium coated. Top cap included.