Looks like an early 125 as it has black yokes which would have the 32mm forks. A 200 had the brake plate and sprocket on the same side....
www.inmotiontrials.com
Big Norm went from trials to playing bowls........ bit of a change.
Spud Norman is back on the sean as well another south coast character.
Motosinge I met your little brother at a trial yesterday.
totalshell, The Bultaco riden by Joan Figos is miles more Genuine than some of those British bikes....... The 150 & 200 model was made from 1960 - 1965