harayaa 170mm Crank BB Crank Arm Set for Trekking Bike Mountain Bikes Repair

[170mm Crank]: The crank arm length is 170mm and the gear combination is 52-36T, lightweight and reliable shifting, making it ideal for various cycling conditions. [Bottom Bracket]: The bottom bracket features a BSA-DUB threaded design with a width of 68-73mm, providing great compatibility and stability. [Bike Crank Set]: This chain crankset features an adjustable on the , suitable for road bikes, mountain bikes, folding bikes, and other s. [Premium Material]: This bike crankset is made from stable aluminum alloy material, and can withstand tough terrains without rusting or wea out easily. It's also waterproof to term use performance. [Good Accessories]: This product boasts an outstanding axle and bottom bracket design that enhances overall durability while security and reliability du your rides. Specification:Material: Aluminum AlloySize Chart:Crank: 170mm/6.69inchThreaded Bottom Bracket Width: 6.8cm-7.3cm/2.68inch-2.87inchPackage Includes:1 kit 170mm Crank SetNote:Please allow slightly errors due to manual measurement and different monitors.