All the London railway stations :
Underground lines : Piccadilly, Metropolitan
AccessAble Access Guide :
Accessibility friendly : You can only enter and exit the eastbound platform for Metropolitan line eastbound towards Liverpool Street (A step 263mm/gap 60mm) and Piccadilly line eastbound towards Oakwood (B step 200mm/gap 110mm).
Level access between street and platform eastbound only, towards Rayners Lane. The westbound platform is not accessible to wheelchair users due to stairs between the platform and street level.
General description :
More comment : Inclusive Britain Station Guide