Shimano Tiagra 4600 10 speed Chainset Double

Features:

• 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 10-speed Super Narrow HGchains
• Anodized aluminium crank arms
• Lightweight aluminium chainrings
• 130mm bolt circle diameter

Specifications:

• Chain Compatibility: Super Narrow HG for 10 speed (CN-4601)
• Hyperdrive: Yes
• Chainring Sets: 52-39T
• Bolt Circle Diameter: 130
• Bottom Bracket: SM-BB4600
• Chain Line: 43.5mm
• BB Shell Width: 68/70