Alloy Crank Set 140mm 107 SQR JIS crankset black

This is a forged alloy crank set available in single or double crank arm options. It comes with left and right crank arms only, without chainring and BB. The weight doesn't include the BB. Technical specifications: Length is 140mm, spindle type is 107 SQR JIS, color is black (BLK), bolt pattern is 110x5B, weight is 510g, and speed is 1.

Using this crank set is easy. First, make sure your bike is compatible with the 140mm length and 107 SQR JIS spindle type. Install the left and right crank arms onto your bike as per the standard procedures. Remember, this set doesn't come with a chainring or a BB, so you'll need to install those separately if you haven't already. When using the bike, be gentle with the crank arms to avoid any unnecessary stress. For maintenance, regularly clean the crank arms with a mild soap and water solution. After cleaning, dry them thoroughly to prevent rust. Check the tightness of the arms periodically to ensure they are securely attached to the bike.