Thread: This is an PTW thread
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Old October 15th, 2008, 23:54   #44
trevor
 
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Join Date: May 2006
Location: Red Deer
they all use cylinders but the color shows what spring is in it:
M90=black
M110=blue
M130=gold
M150=red
You just pop it open and change the cylinder to go from CQB to outdoor
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