Thread: Arbor Ding?
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Old September 18, 2012, 01:09 AM   #25
Ideal Tool
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Join Date: October 6, 2010
Location: Michigan
Posts: 1,080
Hello everyone, Just a thought..the older Colt S.A.A. had the removable cyl. bushing. These have a groove around dia..which I supposed to allow removal by fingernails..but I wonder if this groove also is machined there to reduce gas cutting?..Didn't Colt in fact call this area the "gas ring"?
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