RITCHEY WCS SEMI INTEGRATED ZS44/28.6 UPPER HEADSET brake levers - 10/25 D3O® insert certified to meet

D3O® insert certified to meet CE EN 1621/1 standards

Breathable Material

and is controlled by means of the separate control unit while riding

Handlebar Grips: Trek Line Ergonomic Comp

RITCHEY WCS SEMI INTEGRATED ZS44/28.6 UPPER HEADSET brake levers - 10/25 D3O® insert certified to meetDesigned for bicycles with semi integrated headsets, the WCS Semi Integrated ZS Upper Headset features full complement angular contact cartridge bearings packed with Ritchey high webbing grease. Material: Alloy Headtube ID: 44mm ZS44 28. 6 (1 ) bearing: 41. 0 30. 15 7mm 45 45 sealed cartridge (ACB) Stack height: 10. 1mm 15. 2mm S. H. I. S.: ZS44 28. 6 (1 ) Weight: 43g Contents 1 x Ritchey WCS Semi Integrated ZS44 28. 6 Upper Headset