Cook Bros Racing Chromo "Dogbone" Crankset100% heat treated tubular Chromoly, ensuring strength and durability. Design: Dual pinch bolts for added security, with wrapping and welding at the pedal bosses for reinforcement. The set includes a 19mm x 6 tooth heat treated Chromoly spindle, spindle bolts, sprocket bolt, and BB sets. Designed for American bottom brackets, suitable for 3 piece crank setups. Constructed from a combination of steel and aluminum 6061 T6, balancing strength and weight.

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2 degrees of up sweep

single-speeds and exercise bikes where strength is a key requirement

Taking full advantage of titanium’s supple material properties

Pro 1-1/8 to 1

Bearing: ABEC5 (Drive side 1

this beast of a chainring is American made from 6061 aluminum

gold or black anodized clamps

The unique Spiral gear chainring provides a linear force that seamlessly propels you to your top gear

or Bottema forks looking fresh with the new Cook Bros

Weight: 499g

spindle bolts