LMAO! Yeah ever since my first try I have never had a problem with installing one without putting a mark on my polished stainless 1911.
Ran across over on 1911.org and thought it was pretty cool idea. Here's a simple modification, done at Nighthawk and by others, on the slide stop that doesn't affect normal function but can preclude the "Idiot Scratch" upon reassembly. It's readily done with a needle file.
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