1. Barrel life: Test procedure
1.1 Firing sequence
The 15,000 rounds of the endurance trial shall be fired in strings of 100 shots in the following sequence:
20 rounds single-shot
20 rounds 3-shot burst
20 rounds fully automatic with measurement of cyclic rate
20 rounds 3-shot burst
20 rounds fully automatic
All 100 rounds within 60 seconds. Firing shall alternate between the normal hip and shoulder positions, with subsequent cooling of the hot weapon in water.
As a Sig556 owner, and Eric has also done a torture test, with a thumbs up.
Why yes, it is a fine rifle, that will go bang when asked to do so. Again and again, and yes,.. again...
Mine is stamped Exeter, NH, BTW
