Praxis Girder Mountain Bike Crankset

The well-known Girder is a beast. With the combined benefits of stout hollow-forged aluminum arms with a 30mm aluminum spindle plus a wide bearing stance, the Girder takes smooth pedaling and dependability to the next level.

• Hollow forged aluminum
• 170 / 175 | 3-bolt direct mount ring interface
• M30 Spindle | Requires Praxis M30 BB
• Wave Tech DM ring 49mm or Boost 52mm chain line
• Works with 10/11/12sp chains
• Weight  614g +/-   (175 with 32T)
• Q-Factor 172mm
• INSTRUCTIONS HERE