carcasa caja de cambios Sturmey Archer, de dos tornillos lightweight referencia I.O.P. LW97237 motocicletas 250cc 350cc años 1920 a
1929
Sturmey Archer gearbox casing / case , two screws, lightweight, reference I.O.P. LW 97237 , 250cc and 350cc motorcycles, 1920 to 1929.