RITCHEY WCS SEMI INTEGRATED ZS LOWER HEADSET S.H.I.S:ZS44/30 Rims: ZIPP 1ZERO HiTop SL

Rims: ZIPP 1ZERO HiTop SL 29 WheelSystem

Maximum speed: 0

Premium bearings & double seal system

Open tread design digs deeper into the ground

RITCHEY WCS SEMI INTEGRATED ZS LOWER HEADSET S.H.I.S:ZS44/30 Rims: ZIPP 1ZERO HiTop SLDesigned for bicycles with semi integrated headsets, the WCS Semi Integrated ZS Lower Headset features full complement angular contact cartridge bearings packed with Ritchey high webbing grease. Specification Material: Alloy Stack height: 2. 8mm S. H. I. S.: ZS42 30 (1 ), ZS49 33 (1 ), ZS55 40 (1. 5"), ZS56 40 (1. 5") Headtube OD ID: 50 44, 55 49, 61 55, 62 56mm ZS44 30 (1") bearing: 41 30. 15 7mm 45 45 sealed cartridge (ACB) ZS49 33 (1 ) bearing: 46