RITCHEY COMP EXTERNAL CUP EC HEADSET over-2500 rotors and hubs

rotors and hubs

including CatEye Cycling

1 x Shimano CUES Linkglide RD-U6020 10-speed Rear Derailleur

Pressure: 5

2 keys and frame holder and mounting material

RITCHEY COMP EXTERNAL CUP EC HEADSET over-2500 rotors and hubsThe 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. Specification Material: Steel Stack height: 28. 9mm Stack height upper: 16. 8mm Stack height lower: 13mm Headtube ID: 34mm S. H. I. S. upper: EC34 28. 6 (1 ) S. H. I. S. lower: EC34 30 (1 ) Bearings: Semi cartridge (SSC) Colour Black Weight 146 g Contents 1 x Ritchey Comp