Hollow Crank Bottom Bracket 24mm Spindle for bsa Fit Hollow Crank

Details

• Compatibility: Designed with standard for bsa thread specification ( for bc1.37*24T) to fit 68-73mm frame shells, perfectly matching 24mm spindle hollow cranksets for most road, mountain, and for gravel bikes.
• Superior Sealing Technology: Features dual-sealed waterproof bearings with double-sided sealing rings that effectively block mud, sand, and rainwater, smooth pedaling and reduced friction noise in all weather conditions.
• Lightweight & for durable Build: Constructed from high-strength aluminum alloy lock rings and an engineering plastic main body; the hollow structure reduces weight without sacrificing for rigidity, loosening during intense rides.
• Stylish Customization: Available in four vibrant colors (Black, Red, Silver, Gold) allowing you to match your bike frame style and upgrade your bicycle's visual appearance while replacing worn-out components.
• for Easy Installation Kit: Thread-in design ensures simple assembly with a standard BB tool; the package includes necessary sealing gaskets and adjusting washers to fine-tune the fit for either 68mm or 73mm frames.