BB91DUB Bike Bottom Bracket, Integral Sealed Bearing Aluminum Alloy Press Bottom Bracket for Cycling, Mountain Bike Bottom Brackets with Gasket Bearing, Road Bike Bottom Bracket Re

Item Type: Bike Bottom BracketMaterial: Aluminum alloy, sealed bearing, nylonGross Weight: 104g / 3.7ozInner Diameter: 29mm / 1.1inOuter Diameter: 44mm / 1.7inApplicable Frame Diameter: 1.37 tooth patternCompatible Frame Bottom Bracket Width: 68mm / 2.7in, 73mm / 2.9inPackage List：1 x Bike Bottom Bracket2 x Gasket

• HIGH-QUALITY MATERIAL: The BB91DUB bike bottom bracket is crafted from durable aluminum alloy, ensuring lightweight yet strong performance. Its integral sealed bearing design provides excellent and protection, making it ideal for harsh riding conditions.
• SMOOTH PEDALING: This bottom bracket features a high-strength central shaft with precise machining, offering smooth and efficient pedaling. The aluminum alloy frame reduces noise and enhances your cycling experience.
• LONG SERVICE LIFE: With its integral sealed bearing, this bike bottom bracket keeps lubricant inside, extending its lifespan. The lateral stability is strengthened to prevent loosening and reject abnormal noise during rides.
• VERSATILE COMPATIBILITY: Designed for 68mm and 73mm frame widths, this bottom bracket is compatible with various bike . Its 1.37 tooth pattern ensures a perfect fit for most cycling setups.
• EASY INSTALLATION: The package includes 1 x bike bottom bracket and 2 x gaskets, making installation straightforward. Whether you're upgrading or replacing, this bottom bracket is a reliable choice for cyclists.