It's expensive stuff, but a can lasts a while.
A Fire hydrant exchange costs around £4k all in, from start to finish, so you can see a £50 tin is well worth it.
We use Kluber release spray at work for when we have a seized mains valves or fire hydrants.
It's amazing stuff and I've shifted many seized fittings and saved a few hundred thousand £££'s in not having to exchange stuff.
I soak the fitting, then shock it with a club hammer.
They would have turned it over on the starter and because they have messed up, it's locked up and they thought 'oh Sh1t'.
I wouldn't have accepted it back.
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I think it's £20 which isn't bad when you will get an audience of thousands of desperate people wanting to buy LR's
Being a commercial, does it need some weight in it.
My son has a Transit custom exactly the same as mine, it was bouncing around and the ride was not good empty.
Now he has some gear in it, it's the same as mine and much smoother