Box Components Cosine BMX Chainring 44T

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The Box Components Cosine Chainrings are made in the USA from high quality 6061-T6 aluminium alloy to make sure they chain ring is round and true. The Cosine Chainring fits 104 BCD four-bolt cranks.

  • 6061-T6 Aluminum alloy
  • Round and true
  • Fit 104 BCD four-bolt cranks
  • Laser-etched graphics
  • Made in the USA
Product Code: R6814191

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