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50mm length and width
- Raised ramp at tail of saddle and wide front for maximum support when riding uphill
128342-Q0-L
Manufacturer Part Number: 23073
Cannondale Hollowgram Si BB30 Crank Arm 170mm Right - KP305/170R Crank Spider 50mm length and widthOriginal Cannondale Hollowgram Si single crank arm. Cannondale's BB30 innovation many years ago continues today to create some of the lightest, stiffest, strongest, and most versatile cranksets on the market. The Hollowgram Si comes on a variety of mountain and road bikes in the $3000 to $7000 price range. This is a significant upgrade from the Cannondale Si solid forged arm in weight savings and stiffness. Interchangeable fit and configuration with
