J.ACK II Ultegra Di2 – January 2022
Bespoke Specification
- J.ACK custom geometry frame
- ÆRA All Road Dynamo Anything Mount disc fork
- Streamline integration: internally routed bottom bracket
- Hand brushed frame finish
- Pewter black headbadge design
- Shimano Ultegra Di2 groupset
- BSA threaded bottom bracket
- Pro Vibe alloy handlebars
- Pro PLT stem
- ÆRA Carbon Seatpost
- Fizik soft touch bar tape
- Brooks C13 saddle
- ÆRA AR|30 700c alloy wheels hand-built in the UK with Son dynamo front hub and ÆRA rear hub, Sapim D-Light spokes and brass nipples
- Continental GP5000TL 32mm tyres
- PDW Full Metal fenders, full black, 45mm
- Supernova E3 Triple front dynamo light
- Son rear dynamo light
- Sinewave Reactor USB port