shimano sora fc-3403 hollowtech 2 triple chainset 50/39/30t 170mm

2-piece design triple-ring 9-speed chainset from the excellent value Sora range
SG-X chainrings feature strategically placed chain pick-up pins and tooth profiles to ensure fast and positive shifting
2-piece design allows the bottom bracket bearings to be spaced wider apart (outboard the frame) enabling the use of larger bearings and an increased axle diameter
Their is also the benefit of easier installation, adjustment and maintenance
Compatible with Hyperglide (HG) chains
Aluminium crank arms
Aluminium outer chainring with hard-wearing steel inner and middle chainring
Compatible with 9-speed drivetrains
130 mm bolt circle diameter

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