Ritchey Comp Headset 1-1/8" Threadless EC34/28.6|EC34/30

• Material: steel
• Threadless
• Stack height: 29.8mm
• Stack height upper: 16.8mm
• Stack height lower: 13mm
• Headtube ID: 34mm
• S.H.I.S. upper: EC34/28.6 (1 ⅛”)
• S.H.I.S. lower: EC34/30 (1 ⅛”)
• Bearings: semi-cartridge (SSC)
• Top cap included
• Weight: 146g
• Color: black

The Ritchey External Cup EC Threadless headset features a smaller upper bearing to save weight, while the lightweight, precision-machined aluminum cups are deep for solid insertion.