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Sporting many features from pro-level equipment, this 2-piece
cap-free design Tiagra chainset offers unbeatable performance.
• 2-piece cap-free design is quick and easy to install
whilst being lighter and stiffer than a traditional crank
/ bottom bracket assembly.
• SG-X chainrings feature strategically placed chain
pick-up pins and tooth profiles to ensure fast and positive
shifting.
• Designed to work with HollowTech II type bottom bracket
cups.
• Compatible with 9-speed Super Narrow HG chains
Polished aluminium crank arms.
• Lightweight aluminium chainrings.
• 130 mm bolt circle diameter.
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