Fit Bike Sizing Cranks

Fit Bike Sizing Cranks

In stock

  • Precision CNC machined anodized aluminum.
  • Standard Version adjustable from 155mm to 185mm.
  • Easy to adjust – utilizes a sturdy locking rail system with easy to view measurements.
  • Designed for square taper bottom bracket & 130mm double chain ring.
  • Available in a Shorter Version 140-170mm & Extended Version 185-215mm.


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Fit Bike Sizing Cranks in Three Sizes

Purely Custom’s Sizing Cranks have become an industry standard for fit bike sizing cranks. They are durable CNC machined aluminum, easily adjustable and readable with embedded level on each crank arm. These cranks are even rideable when used on a client’s own bicycle.  Purely Custom now offers these sizing cranks in three different sizes:  Our Shorter Version adjusts from 140-170mm, our Standard Version measures 155-185mm, and our Extended Version measures 185-215mm.  Be sure to select the size of cranks you would like upon ordering.

Weight 2.32 lbs
Dimensions 10 x 8 x 1 in
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