The M4 X 8MM Button-Head Socket Cap Screw is required to mount your Shield RMS (Reflex Mini Sight) to any Outerimpact Red Dot Sight Adapter.
Each package comes with 2 screws.
Mounting the Shield RMS on an Outerimpact M.R.A.:
Shield RMS Mounting Screw Drawing
OuterImpact
OuterImpact has established itself as a leading supplier of specialized mounts for optics and red dot sights. Their extensive product range includes mounting plates, red dot adapters, and 0/20 MOA picatinny rails. With OuterImpact's modular red dot adapters (MRA), you have the opportunity to choose from a wide selection of red dot sights and easily interchange them on your firearm using the same mounting plate. OuterImpact's MRA plates are available for the most popular handguns used in competitive shooting. Whether you are a competitive shooter or a hunter, OuterImpact offers solutions that ensure high performance and precision.