Ritchey Logic Comp 1-1/8" Threadless Headset: EC34/28.6 EC34/30 Black MFPN=BS-N08 0mm 242mm J-bend Silver Box

0mm 242mm J-bend Silver Box of 100

Tough woven nylon construction for durability

The CeramicSpeed BSA (English) bottom bracket offers bearings with extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings

Simple and easy to install

Color Black Number of Chainrings Double Crank Length (mm) 170 Crank Intended Use Cyclocross Drivetrain Speeds 11 Drivetrain Speeds 10 Drivetrain Speeds 9 Drivetrain Speeds 8 Weight 590 BB Included No Pedal Spindle 9/16" Spindle Interface Type Square Taper JIS Chainring BCD 110 Chainring BCD 74 Chainline/Hub Compatibility 130 Hubs Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Defined Color Black

Ritchey Logic Comp 1-1/8" Threadless Headset: EC34/28.6 EC34/30 Black MFPN=BS-N08 0mm 242mm J-bend Silver BoxRitchey Logic Comp 1 1 8" Threadless Headset: EC34 28. 6 EC34 30 Black. Logic Threadless HeadsetOversize lower bearing to handle loads Deep cups for solid insertion TECH SPECS Color Black Lower Stack Height 13. 2 Bearing Type Cup and Cone Crown Race 30 Weight 108 Defined Color Black Upper Stack Height 15. 7 S. H. I. S Upper EC34 S. H. I. S. Stem Clamp Diameter 28. 6 Threadless S. H. I. S Lower EC34