NEW DEMO All-City Big Block Urban Track Bike - 700c, Steel, Night Sky / Smoke, 55cm price_changed_on_2023-02-23 Ultegra ST-R8000 Shifter Set

Ultegra ST-R8000 Shifter Set

Chain can be wrapped around the seat post for easy and compact transport

High-strength plastic composite

Flat Mount 20mm Offset

Shimano RT64 Center Lock (180 mm)

NEW DEMO All-City Big Block Urban Track Bike - 700c, Steel, Night Sky / Smoke, 55cm price_changed_on_2023-02-23 Ultegra ST-R8000 Shifter SetThe Big Block represents All City's vision of the ideal track bike for everyday life. Take it to the streets or the boards. Wherever you ride it, the Big Block will hold up its end of the deal. 612 Select chromoly steel with double butted main triangle, tapered stays and brazed on seat collar 4130 Chromoly double butted fork with lugged crown and tapered blades Velodrome legal track geometry All City Signature investment cast stainless steel Hennepin