>>The Mark 4 AR 30mm Integrate
d Mounting System (IMS) featur
es a CNC-machined, one-piece a
luminum base and ring design.
It is made to fit any AR-style
rifle with a standard Picatin
ny (MIL-STD-1913) rail and any
scope with a 30mm diameter ma
in tube. This IMS solves the c
ommon challenges of mounting a
standard riflescope on an AR
platform—specifically proper s
cope height and eye relief.