AHA!! By the reflection in the rear mech I can see that it is a German Flappenindewind Triple butted Umbongoumbongodeydrinkitindecongo MKII with the Excelsior Phase shift paint job by Jim-Bob 'six finger' McGruder
gt steve a mustang ,god how i lusted after one of those ,i had a maverick
with a 1 pc bmx style crank ,even thought about spending £40 on a "proper
b/b and cups
then i broke it and got a diamond back topanga in exchange