British Regular Cavalry NCOs Arm Badge - Number of Regiments possible

Large POW feathers in unmarked silver with flat back and three original loops to the reverse. Circa 52mm tall and 55mm wide without felt cloth backing. A heavy well made item, but a variety of British Army Cavalry Regiments possible (with different or no backings): 3rd DG, 10th Hussars, 12th Lancers and their successors.C23.1