Ritchey WCS Integrated Upper IS Headset: IS42/28.6-16mm STA

• Top cap included.
• IS42/28.6 (1 ⅛”) bearing: 41.8/30.5/8mm 45°/45° - sealed cartridge (ACB) – titanium coated.
• Headtube ID: 41.2, 42.0mm

Ritchey: For bikes featuring integrated headsets (such as the Ritchey Road Logic and Swiss Cross), the WCS Integrated IS Headset stands above all others. This beauty features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. Material: alloy Stack height: 9.1, 16.0mm Headtube ID: 41.2, 42.0mm S.H.I.S.: IS41/28.6 (1 ?”), IS42/28.6 (1 ?”) IS41/28.6 (1 ?”) bearing: 41.0/30.15/7mm 45°/45° - sealed cartridge (ACB) – titanium coated IS42/28.6 (1 ?”) bearing: 41.8/30.5/8mm 45°/45° - sealed cartridge (ACB) – titanium coated Top cap included Weight: 36g Colour: black