Theory Sprocket Adapter (Steel) (15/16" to 19mm)

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Theory Sprocket Adapter Description:

The Theory Sprocket Adapter is a hat washer adapter for sprockets that have a 24mm bore (15/16"), and are going to be used on cranks with a 19mm spindle.

Specifications:

  • Sprocket Bore: 15/16" (24mm)
  • Spindle Size: 19mm

This product was added to our catalog on August 27, 2025