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Old February 13th, 2012, 16:41   #3
Join Date: Feb 2012
Location: Toronto, Ontario
Originally Posted by Eeyore View Post
Closed bolt is where there is a brass tube in the breach of the gun. This is the older awss WE system. Open bolt or open chamber is the new WE system. There is no brass tube.
Are there any drawbacks to either that should be considered?
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