Jiawu BB92 Bottom Bracket PressFit Bike 24mm Hollow Crankset Integrated BB86 Waterproof Sealed Bearing Bicycle Accessory

Details

• Waterproof sealed design effectively prevents water and debris from entering five-way, acting as a protective buffer between and bottom bracket for enhanced durability.
• High-precision steel ball bearings provide exceptional abrasion resistance, reducing friction and ensuring a smooth, long-lasting rotation that resists rust and corrosion.
• Sealed silicone waterproof ring delivers anti-corrosion, waterproof, and sandproof protection, keeping your drivetrain clean and reliable in all riding conditions.
• Universal fit for SHIMANO series cranksets, compatible with frame five-way widths of 86-92mm (3.4-3.6in) and includes a free 22mm conversion sleeve for versatile installation.
• Constructed from high-strength aluminum alloy material with a novel structural design, offering a lightweight yet robust solution for demanding mountain bike and road bike setups.