Ritchey WCS Lower Headset - EC44/40 Black MPFN-11.4118.037.017 Lightweight easy to use and

Lightweight easy to use and secure

Chainline/Hub Compatibility 141/148 Boost Hubs Chainring BCD Sram Direct Mount Color Black Defined Color Black Direct Mount Type Direct Mount SRAM Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Material Aluminum Offset 3 Ring Position/Type Chain Retaining Single Ring Round or Oval Round Tooth Count 34

Works with all saddles with available clamp kits (ST3280 ST3281)

Fast durable and smooth rolling center tread

Ritchey WCS Lower Headset - EC44/40 Black MPFN-11.4118.037.017 Lightweight easy to use andRitchey WCS Lower Headset EC44 40 Black. Drop in lower assmbly with crown race. 45 45 degree angular contact bearing Titanium coated for corrosion resistance TECH SPECS Bearing Type Cartridge Color Black Crown Race 40 S. H. I. S Lower EC44