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.