J.ACK II Ultegra Di2 – March 2023

J.ACK 58cm frame
ÆRA All Road disc dynamo fork
Streamline integration: internally routed headtube
Streamline integration: internally routed threaded bottom bracket
Handbrushed frame finish
Engraved headbadge
Shimano Ultegra 2x Di2 2x groupset
Shimano RT MT900 160mm rotors
ÆRA carbon seatpost
Pro PLT handlebar
Pro LT Stem
Hope threaded BSA bottom bracket
Brooks C13 145mm saddle
ÆRA AR|30 700c alloy rims hand-built in the UK with Hope RS4 red hubs, Sapim CX-Ray spokes and Sapim brass nipples.
Continental GP5000 32mm tubeless tyres
Fizik Soft Touch bar tape
Portland Design Works Full Metal Fenders 45mm Black