Derailleur Hanger 21

Part Number: DROPOUT-21

$19.88 (MSRP)


  • CNC machined 6061 aluminum for improved shifting performance and increased durability
  • Black anodized finish for good looks and lasting finish quality
  • Mounting hardware included

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Precision Machined

Wheels Manufacturing DROPOUT-21

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Hanger Tech Support

Installation Info

  • Hanger #21 attaches to the frame's rear dropout from the outside, or derailleur side using a supplied chainring bolt.