Priekinis žvaigždžių blokas Shimano SORA FC-R3000 170MM 2x9-speed

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-speedCrankarm Material: aluminium, paintedWith chainguardAxle Material: steel platedLarge Chainring: aluminium, plastic (anodized)Small Chainring: steel, paintedTooth: 50-34Crankarm Length: 170.0 mmPitch Circle Diameter: 110 mm (4-arm)Chainline: 43.5 mmQ-Factor: 150 mmRecommended Bottom Bracket: BB-RS500 or BB-RS500-PB Pressfit Hollowtech II (not included)Bottom Bracket Shell Width: 68 mm, 70 mmCompatible Chain: HG 9-speedOthers: chainguard not includedTechnology: 2-piece