The quality of Swiss manufacturing is unequalled. SIG AMT, PE57, and SIG 550 rifles demonstrate this quality, and have been a subject of discussion for many years on Biggerhammer.net.
As of 10/2/15, Biggerhammer.net SIG AMT, PE57, and 550 Forum discussion will continue at its new location on Machinegunboards.com.
If you would like to reference the old discussion board, it is archived at the following link:
The overall Detonics reference site at Biggerhammer.net can be accessed here: