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Chainring Blackspire Stinger BB Mount Atelier Olympia Atelier Olympia

Blackspire Stinger BB Mount

$38

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  • For use with Shimano FD-M970-E/FD-M770-E E-type Front Derailleurs
  • Lightweight
  • Works with almost any Bashring
  • Molded Stepped Roller
  • Fits up to 40t chainrings
  • INTENDED USE: All-Mountain & FreeRiding
  • Size(s): ISCG, ISCG’05, BB-Mount
  • Color(s): Anodized Black back plate with colored roller
  • Weight: 90g
  • These units only work with e type front derailleurs.
Chainrings