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At Present time the Sturmey Archer manufacturing has mover To Taiwan. A division of Sun Race/ Microshift.
and the new company has expanded the offerings of Drum Brakes a 90 and a 70mm drum in several combinations ..
They are The remaining maker of Hybrid IGH and Cassette driver combo hubs after Sachs , bought our by Sram .. quit
to push the trendy 1 by And Race Bike components.
My British made S-A drum brakes have been reliable and service free for 30 years..