TOP GUIDELINES OF KNIGHTS ARMAMENT SR-15 16 UPPER

Two pushbutton (aka QD or snap-in) sling swivel attachments came Along with the SR-15E3 and you can find ambidextrous holes to snap them into about the SOPMOD buttstock and at a few destinations on all sides from the upper and decrease receivers.Also you'll find the buffer tube mounts for sling swivels (which appear to be a favorite of pat Roberts