RITCHEY headset WCS Upper Semi-Integrated ZS 44/28.6 15mm stack

Product description

Designed for bicycles with semi-integrated headsets, the WCS Semi-Integrated ZS Upper Headset features full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease and corrosion-resistant Ti-coated bearings.

• Material: alloy
• Stack Height: 10.1, 15.2mm
• Headtube ID: 44mm
• S.H.I.S.: ZS44/28.6 (1 ⅛”)
• ZS44/28.6 (1 ⅛”) bearing: 41.0/30.15/7mm 45°/45° - sealed cartridge (ACB) – titanium coated
• Weight: 43g
• Color: black