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Cannondale Hollowgram Round
66

Cannondale Hollowgram Round

As low as $66.00

With Garbaruk round narrow/wide chainrings your 1x9/10/11/12 Hollowgram equipped drivetrain will keep the chain on forever

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Availability:In stock
About this product

Garbaruk chainrings' features

  • Variable teeth thickness prevents chain dropping
  • Special tooth shape guarantees a tighter contact with chain and softer pedaling (in comparison with regular chainrings)
  • Chamfered edges and wide mud gap keeps the ring from getting muddy
  • Increased tooth height improves chain retention while the bike is shivering and jolting
  • Overall bicycle weight reduction in the range of 150-400 grams (with no front derailleur and chainguide)
  • Manufactured using highly durable aluminum alloy

With Garbaruk direct mount chainrings

  • You get a wide range of chainring sizes to choose from, starting from 26T
  • You can reach an optimal drivetrain chainline value with variable chainline technology (VCLT)
  • You save bike weight by not using crankset spider and you can opt for the chainring with an appropriate specs for your drivetrain
Specs
More Information
Weight, grams
  • 26T44
  • 28T50
  • 30T54
  • 32T60
  • 34T69
  • 36T72
  • 38T83
  • 40T88
Chainline, mm
  • 26T46.5
  • 28T46.5
  • 30T47.4
  • 32T47.9
  • 34T49.7
  • 36T50.3
  • 38T51.4
  • 40T52.4
Offset, mm
  • 26T7.2
  • 28T7.2
  • 30T6.3
  • 32T5.8
  • 34T4
  • 36T3.4
  • 38T2.3
  • 40T1.3
Made from 7075-T651 Aluminum Alloy
Surface coating Anodizing
Made with CNC milling
Ovality 12%
Timing 108° after TDC (top dead center)
Compatibility Cannondale Hollowgram Si, Si 2016, SiSl2 cranksets
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