All-City

Big Block Frameset

The Big Block is All-City's vision of the ideal track bike for the modern fixed-gear rider. Fast, stylish and versatile.

• True velodrome geometry, 100% UCI legal
• 100% 4130 CroMoly steel frame and fork; double-butted main triangle
• All-City Signature investment-cast stainless steel horizontal track dropouts
• Tapered fork blades, lugged crown and matching fork ends