put a large ring spanner on the end of the allen key..
OP OP J JaAnTr Senior Member 24 Mar 2017 #17 Thought I'd never be able to get it off but a bit of GT85 solves everything and it came off reasonably easy! Thanks for the help everyone.
Thought I'd never be able to get it off but a bit of GT85 solves everything and it came off reasonably easy! Thanks for the help everyone.