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The S-900 carbon arms are made from hand layed-up carbon material and pressure cured for high strength and light weight.|Arms are assembled with SRAM's durable GXP BB system or BB30 for a light weight and smooth rotation.

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$237 - $288

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  • Features TSM PowerGlide™ 10 Speed chainrings with high performance shift technology.
  • Uni-directional carbon finish.
  • Available in GXP, Press fit GXP, BB30, BB79, and Press fit BB30.
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Speeds 10
BB Compatibility BB30/PF30-68/73mm, GXP/PF GXP 68mm
Chainring Size 53/39
Crank arm length 172.5mm, 175mm
Chainline 47.5mm
BB Spindle Interface 24mm, 30mm
Color (Crank arm) Natural carbon