Majority of road cranks specced on bikes in the last 10 years have been 50-34t. It works great for racers, but most road riders are not racers. This crank replaces the 50t with a 46t, which is more useable for beginner roadies or less fit roadies.
• Satin polished forged aluminum arms with 110 BCD spider; black or silver
• All aluminum rings
• JIS square taper interface
• 10/11 speed compatible
• 640 grams
• Recommended BB axle width: 110mm for 130mm road hubs