Check the listing for details. FSA PowerPro Square Taper JIS Bottom Brackets Bundle High-Performance Alloy. Condition: New. Listed at 53.77 USD. Upgrade your bicycle performance with this premium bundle of FSA PowerPro Square Taper JIS Cartridge Bottom Brackets the ideal solution for smooth, reliable power transfer and durability. Designed for serious cyclists and bike enthusiasts, these bottom brackets feature high-quality materials and advanced engineering to ensure optimal performance in demanding riding conditions. **Key Features & Benefits:** - **Precision Engineering & Materials:** Crafted with forged chromoly spindles and cold-forged aluminum cups, these bottom brackets deliver strength, lightweight performance, and longevity, making them perfect for both road and mountain biking. - **Sealed Cartridge Bearings:** Equipped with industrial-grade 6002KRS sealed bearings, providing superior water and dirt resistance for.