RITCHEY headset Upper Classic Semi-Integrated ZS 44/28.6 9mm Stack

Product description

Designed for bicycles with semi-integrated ZS headsets, the Classic Press Fit Upper Headset features full-complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease. Wrapped in our timeless high-polish finish, the Classic Semi-Integrated ZS Upper headset adds that classy detail your bike deserves.

• Material: alloy
• Stack Height: 10.1mm
• 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)
• Weight: 51g
• Color: high-polish silver