New Arrival
Tiagra FC-4703 3x10 Crankset 172.5mm 50X39X30T
$226.99
A 3x10-speed road crankset built on Shimano's two-piece Hollowtech II construction with an asymmetric 110/74mm BCD, sized for 50/39/30T chainrings. A 4-arm spider design balances stiffness and weight for everyday road and city riding.
Aluminum crank arms pair with a steel axle, and the chainrings combine aluminum, composite, and steel depending on the ring, at a 158.8mm Q-factor.
Quick Facts
| Feature | Specification |
|---|---|
| Material Composition | Aluminum crank arms; aluminum/composite/steel chainrings; steel axle |
| Speeds | 3x10 |
| Crank Arm Length | 172.5 mm |
| BCD | 110/74 mm asymmetric |
| Q-Factor | 158.8 mm |
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