Cheer Len nothing that a aircraft engineer couldn't design and make one thinks, we love a challenge a bit of thread making and turning that's what apprentices are for aren't they. Roly
Cheers for the update Ed. I'm just waiting for my knee op now and have seen the consultant he's booking an operation for me total knee replacement. I've seen the operation on YouTube looks pretty good glad your a sleep at the time. hee hee thanks for update. ON YOUR BIKE!. Roly