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Old September 21, 2012, 06:25 PM   #6
Senior Member
Join Date: July 24, 2012
Location: Greenville, SC
Posts: 2,596
The Otis kits use a pulling motion using a flexible cable to get the brush and patch through the barrel. Not much chance of it scratching the bore.

I have an Otis kit, and I love it.
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