The Freedom To Explore

J.ACK II Ultegra Di2 2x – June 2021

Bespoke Specification

  • J.ACK  56cm frame
  • ÆRA All Road Dynamo Disc Fork
  • Streamline cable routing
  • Handbrushed frame finish
  • Engraved headbadge design
  • Shimano Ultegra Di2 groupset
  • ENVE carbon handlebars with ENVE carbon stem
  • ÆRA Carbon Seatpost
  • Fizik soft touch bar tape
  • Brooks C13 Carved saddle
  • ÆRA AR|36 carbon wheels hand-built in the UK with a Son Dynamo front hub and Hope RS4 rear hub, Sapim CX-Ray spokes and brass nipples
  • Supernova E3 Triple front dynamo light
  • Son rear dynamo light
  • Continental GP5000TL tubeless 28mm tyres.