Bridge the gap between T47 and BSA/English bottom bracket standards with these precision-engineered conversion cups. Crafted from robust anodised alloy, they deliver the exact tolerances needed for seamless frame compatibility. Designed specifically for T47 systems and compatible with standard 16T installation tools, these cups ensure a secure, reliable interface for your drivetrain. Transform your frame's bottom bracket shell without compromise—engineered for riders who demand precision and durability.
External M47x1mm (T47) thread
Internal 1.37" x 24tpi thread suits BSA/euro (internal and external) bottom brackets
Requires T47 16t (16 notch) tool for installation
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