Ritchey Logic Comp Bike Headset 1-1/8" Black Threadless EC34/28.6 EC34/30

• Material: steel/plastic
• Threadless
• Stack height: 28.9mm
• Stack height upper: 15.7mm
• Stack height lower: 13.2mm
• Headtube ID: 34mm
• S.H.I.S. upper: EC34/28.6 (1 ⅛”)
• S.H.I.S. lower: EC34/30 (1 ⅛”)
• Bearings: retainer ball-bearing
• Top cap included
• Weight: 156g
• Color: black

The Ritchey External Cup EC Threadless headset features a smaller upper bearing to save weight, while the oversize lower bearing is designed to handle loads. Deep bearing cups promise solid insertion.