All-City Big Block Frameset - 700c, Steel, Midnight/Frost/Violet

The 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 Bridge track dropouts with built-in chain tensioner

E.D. coated for durability and rust prevention

Tire clearance: 700c x 32mm; 28mm with fenders

Rear Axle	10x1 Threaded x 120mm
Brake Type	Rim
TT (Effective)	520, 550
Fork Type	Rigid
Fork Material	Steel
Frame Material	Steel
Frame Type	Rigid
Front Axle	QR x 100mm
Color	Black/Purple/Silver
Mfg Size	46, 52
Platform	Big Block
Wheel Size	700c
Defined Color	Black