Holly Molly do you need a permit to operate those? Thankfully I'm still on my original knees but my wife has 2 total replacements. She can't kneel on them yet after a few years.

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Tony H
W111 280SE 3.5 Coupe
Manual transmission

Past cars:
Porsche 914 2.0
'64 Jaguar XKE Roadster
'57 Oval Window VW
'71 Toyota Hilux Pickup Truck-Dad bought new
'73 Toyota Celica GT