Theory Chromoly Spindle W/Bolts (8 Spline) (155mm)

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Theory Chromoly Spindle W/Bolts Description:

The Theory Chromoly Spindle is a 19mm chromoly spindle designed specifically to fit most 19mm 8-spline bmx cranks. 

Common Use:

  • 138mm: Standard 20" BMX
  • 155mm: Many BMX Cranks
  • 175mm: Bike Life 26" & 29" BMX
  • 210mm: Fat bike 4" tire
CA Residents Prop 65 Warning WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...

This product was added to our catalog on February 6, 2026

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