Bicycle Components & Accessories
Wheels Manufacturing BSA Threaded Frame Angular Contact Bearings
Standard threaded bottom bracketServiceable, double lip sealed Angular Contact Enduro bearingsUSA machined aluminium shell for superior function and durabilityEnglish thread | Freewheel Product
https://www.bizrate.co.uk/bicyclecomponents_accessories/wheels-manufacturing-bsa-threaded-frame-oid24207030709.html
