Priekšējie zobratu blok SORA FC-R3000 170MM 2x9-speed Shimano EFCR3000CX04X (EFCR3000CX04X)

The Sora groupset is the perfect partner for urban living. It’s designed for stress free commuting, mid-range touring, and weekend riding. With its rugged design and durability as well as its attractive price it is often used by ambitious racing cyclists for winter training and by commuters for riding to work the whole year around. Beginners and experienced riders now enjoy numerous of features and technologies that were first introduced in the top groups a few years ago.


Without bottom bracket


Gearing (rear): 9-speed

Crankarm Material: aluminium, painted

With chainguard

Axle Material: steel plated

Large Chainring: aluminium, plastic (anodized)

Small Chainring: steel, painted

Tooth: 50-34

Crankarm Length: 170.0 mm

Pitch Circle Diameter: 110 mm (4-arm)

Chainline: 43.5 mm

Q-Factor: 150 mm

Recommended Bottom Bracket: BB-RS500 or BB-RS500-PB Pressfit Hollowtech II (not included)

Bottom Bracket Shell Width: 68 mm, 70 mm

Compatible Chain: HG 9-speed

Others: chainguard not included

Technology: 2-piece