The AHO5031/2 is amongst other, IIRC, Master, Martinet, Hurricane. Also used on a wide range of post-war Slingsby and EoN gliders. The Spitfire tail wheel DRG no. should be AH 2184. The Hurricane Mk.I - AHO 5000 and the Hurricane Mk.II - AHO 5048 and the Oxford - AHO 5775. The Typhoon - AHO 5007 or 9. The Anson - AHO 5006.