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SRAM Ceramic GXP English Thread Blackbox Bottom Bracket



Welcome our new Gutter Seal Technology! Gutter drastically improves sealing against the elements while reducing seal drag. We’ve designed a fresh new cup forging for a new high-end look. A new standard in external bearing performance!

  • Gutter Seal Technology
  • Improved tool engagement
  • Sealed cartridge bearings

Ceramic bearings, red ano finish.

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