Praxis Girder M30 Cranks - Upgrade Bikes

Girder M30

• Aluminium Hollow Forged arms.
• M30 Spindle | Requires Praxis M30 BB.
• Wave Tech DM ring 49mm or Boost 52mm chain line.
• Works with 10/11/12sp chains.
• Weight: 684g (175mm with 32t).

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