Brand: Royal Enfield
Model: 500 Twin
Years: 1948–1958
Engine: 500 cc OHV twin
Notes: The first post-war twin cylinder in a swingarm frame with telescopic forks. It was simply called '500 Twin' and most non-engine parts were shared with the new Bullet. Its factory photograph is often mistakenly called 'Bullet' on various websites.[5]
Source: Wikipedia