Forum: 300 Whisper Rifles and Pistols
03-23-2005, 03:55 PM
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Replies: 2
Views: 1,722
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Forum: 300 Whisper Rifles and Pistols
03-23-2005, 04:00 AM
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Replies: 2
Views: 1,722
Converting SIG 551 SWAT to .300 Whisper
I am planning on having my SIG 551 SWAT converted to fire the .300 Whisper round, but I need to know some things about it before I do.
Since the SIG does have an adjustable gas vault, I guess this...
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