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revolvergeek · March 3, 2010, 10:47 AM

If your 640-3 has a pinned in front site then it can easily be done.

Nice step by step instructions can be found here: http://gbrannon.bizhat.com/xs.html

March 3, 2010, 10:47 AM	#4
revolvergeek Senior Member Join Date: March 28, 2001 Posts: 289	If your 640-3 has a pinned in front site then it can easily be done. Nice step by step instructions can be found here: http://gbrannon.bizhat.com/xs.html