105 FC-RS520 Crankset - 175mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK

This 105 FC - RS520 crankset is a top - choice for road cycling. It features a double chainring setup with 50/34t chainrings, offering a great gear range for various road conditions. Compatible with 135/142 Road Disc Hubs and chainstays over 415 mm, it's very versatile. The Shimano Hollowtech II spindle interface ensures smooth and efficient power transfer. With a 110 Shimano Asymmetric BCD, it's designed for optimal performance. The crankset is 175mm in length and comes in a sleek black color. It has a 9/16' pedal spindle and supports a 12 - speed drivetrain. Note that the bottom bracket is not included.

Using this 105 FC - RS520 crankset is easy. First, make sure your bike is compatible with the 135/142 Road Disc Hubs and has a chainstay longer than 415 mm. Install the crankset according to the standard bike assembly procedures. When riding, you can switch between the 50/34t chainrings to adjust your gear according to the road slope and your speed. As for maintenance, regularly clean the chainrings and the spindle interface to prevent dirt and grime build - up. You can use a mild cleaner and a soft brush. Also, check the tightness of the bolts periodically to ensure safety. When not in use, store the bike in a dry place to avoid rusting of the black - colored parts.