Besttoolifes Left Crank Arm 170Mm, 36 Grooves Aluminum Alloy, For SLX For Xt M590 M596 M610, Bike Crankset, Black, Silver(Black)

Details

• Complete Left Crank Arm Package: Includes one precision-engineered left crank arm only-designed for seamless integration into 590-series crank systems requiring exact dimensional matching.
• 170mm Crank Length for Balanced Riding Dynamics: A 170mm center-to-center measurement supports rider proportions and riding disciplines-from commuting to cyclocross training-without sacrificing control or comfort.
• Aluminum Alloy Build for Responsive Cycling: Utilizes aluminum alloy to achieve low weight and dependable stiffness-improves through the drivetrain and sharpens handling response on variable surfaces.
• 36-Groove Interface insures Spindle Lock Integrity: Precise 36-groove design works in tandem with 26mm crank thickness to fully the spindle lock mechanism-prevents rotation under load.
• Pedal-Ready 14mm Threading: Pre-tapped 14mm pedal thread allows direct installation of common road and MTB pedals-verify current crank dimensions prior to use; REFER TO MANUFACTURER'S SIZE CHART, NOT AMAZON'S.