This bicycle was built with lightweight Kaisei tubing, lugged and designed to accommodate a steel fork with a threaded steerer, quill stem and cantilever rim brakes and a SRAM AXS 1 x 12 groupset.


  • Frame: Custom Mariposa steel lugged frame built with Kaisei tubing.
  • Fork: Custom Mariposa steel fork with 1″ threaded steerer and cantilever brake mounts
  • Headset: Chris King Gripnut 1″ threaded silver
  • Crankset: SRAM Force AXS 1x with 40T front chainring
  • Shift/brake levers: SRAM Force AXS 1×12
  • Brakes: Paul Components Cantilever polished silver
  • Rear Derailleur: SRAM Force AXS
  • Bottom bracket: SRAM Dub BSA
  • Handlebar: Rene Herse Parellel 25.4
  • Stem: Nitto NP
  • Seatpost: Nitto S65
  • Saddle: Brooks England B17
  • Wheels: Chris King R45 hubs with box rims
  • Tires: Rene Herse Snoqualmie Pass Standard 700C x 44mm
  • Pedals: Shimano