Why We Like The Shimano 105 FC-RS520 12-Speed Crankset
The Shimano 105 FC-RS520 12-Speed Crankset allows us to run Shimano's 12-speed drivetrains without having to spec a crankset that costs as much as a car payment. Available in four crankarm lengths from 165mm to 175mm with a 34 / 50t chainring combination, this crankset is versatile enough for any 12-speed road bike build.
- Lightweight 2-piece crankset for 12-speed road bikes
- Aluminum, 4-arm construction is light and durable
- 12-speed Hyperglide system provides buttery smooth shifting
- 34 and 50 tooth chainrings offer a wide gear range
- Item #SHIU1GX
- Arm Material
- Arm Length
- 165mm, 170mm, 172.5mm, 175mm
- Chainring Sizes
- 34 / 50t
- Bolt Circle Diameter
- BB Type
- Q Factor
- Compatible Components
- HG 12-speed chains
- Manufacturer Warranty
- 1 year
- road cycling
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