What kind of an eye relief does the 3x magnifier have? Hopefully better than an ACOG...
From the manual:
at 5 degree FOV 40-90mm
at full FOV 60-65mm
For comparison a TA11 ACOG is 60mm (2.4")
A TA31 is 1.5"
A 1-4X NSX is 90mm (3.5")
A Mark 4 1.4-5 MR/T is 91-112mm
A Mark 4 3.5-10 LR/T is 93-119MM