Ritchey WCS Semi Integrated Lower ZS Headset ZS44/30 NO COLOUR

Designed for bicycles with semi-integrated headsets, the WCS Semi-Integrated ZS Lower Headset features full complement stainless steel angular contact cartridge bearings packed with Ritchey high-webbing grease and corrosion-resistant Ti-coated bearings. Features Material: alloy Stack height: 2.8mm Headtube OD/ID: 50/44, 55/49, 61/55, 62/56mm S.H.I.S.: ZS42/30 (1 ), ZS49/33 (1 ), ZS55/40 (1.5), ZS56/40 (1.5) ZS42/30 (1) bearing: 41/30.15/7mm 45/45 - sealed cartridge (ACB) titanium coated ZS49/33 (1 ) bearing: 46/34.1/7mm 45/45 - sealed cartridge (ACB) titanium coated ZS55/40 (1.5) bearing: 51.9/40/8mm 45/45 - sealed cartridge (ACB) titanium coated ZS56/40 (1.5) bearing: 51.9/40/8mm 45/45 - sealed cartridge (ACB) titanium coated Weight: 35g Colour: black