ProMag AR-15 USGI Pattern 1 Black Steel

This side sling swivel was originally developed for use with the M203 grenade launcher. The side sling swivel allows the use of tactical and Mil-Spec slings, and allows s
This side sling swivel was originally developed for use with the M203 grenade launcher. The side sling swivel allows the use of tactical and Mil-Spec slings, and allows slings to be mounted out of the way of tactical lights, lasers and other weapon-mounted accessories. It is manufactured from black phosphated steel. All hardware is included. NOTE: No permanent modification required.

Do 300 blackout rounds fit in all standard AR 5.56 magazines, or

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AR-15® / M16 (5) Rd USGI Magazine Loader - Black Polymer - ProMag

AR-15® / M16 (5) Rd USGI Magazine Loader - Black Polymer - ProMag

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Missouri Tactical Products LLC Pro Mag Assist (Black