Left Bike Crank Arm - Compatible with Road Bikes & Mountain Bikes - Easy to Install & Tighten - Perfect for Cycling Enthusiasts & Bike Maintenance

Features: Compatible for M4050 M590 M610 SLX XT and more. Aluminum alloy construction is corrosion resistant, and durable. Easy to install and tighten it only if you make sure the thread in alignment. Widely applied for various bikes. Wonderful part for replacing the old ones. Specification: Condition: 100% Brand New Material: Aluminum Alloy Color: Black, Silver(Optional) Compatibility: for M4050 M590 M610 SLX XT and moreCenter to center Distance: Approx. 170mm / 6.7inWhole Dimensions( L * W): Approx. 22 * 4.5 * 3cm / 8.7 * 1.8 * 1.2in Weight: Approx. 266 - 271gPacking List: 1 x Bike Crank Arm