The Shimano Tourney TX801 Crankarm LH 170mm Square Black is engineered for cyclists seeking reliability and performance. This left-hand crank arm features a durable black finish that not only enhances its aesthetic appeal but also ensures longevity. With a length of 170mm, it provides optimal pedaling efficiency, making it an excellent choice for various riding styles. Designed specifically for square taper bottom brackets, it seamlessly integrates with Shimano Tourney series components, offering a lightweight construction that enhances overall bike handling. Upgrade your bike's drivetrain with this high-quality crank arm for a smoother ride.