Publicado Por En julio 26, 2026 This Vintage Road Bike Bottom Bracket Set is designed for use with English (BSA) bottom bracket shell types on road bikes. Made of steel with a square taper ISO spindle interface, this set includes a bottom bracket with a spindle length of 117mm. Originating from Taiwan, this component is essential for maintaining the proper functioning of your road bike's drivetrain. Let me know if you need additional measurements.