CLUTCH completo caja de cambios Sturmey Archer LIGHTWEIGHT O HEAVYWEIGHT NORTON / BROUGH SUPERIOR / COVENTRY EAGLE / ZENITH / MONGOMERY / OTRAS años 1925 a 1929
Sturmey Archer complete clutch LIGHTWEIGHT O HEAVYWEIGHT NORTON / BROUGH SUPERIOR / COVENTRY EAGLE / ZENITH / MONGOMERY / OTRAS years 1925 to 1929