National Stock Number (NSN): 1005-01-537-6498
Authorized for use by United States Marines in all USMC M16 Rifles and M4 Carbines
(MI 05538D/10012A-OR/1A 31 Aug 2007)
Original patented "Drop-in" MIL-Spec Ambidextrous Mag Catch is self-contained design does not "cam" off receiver surface. Use with M16, M4, AR-15, and AR-10.
Also used by the following military units:
US Army Special Forces 1st SFOD-D (Delta)
USMC SOCOM Detachment 1 (DET 1)
USMC MARSOC (CQBW)
1st Force Recon Company, USMC (Used in Afghanistan and Iraq)
3rd Force Recon Company, USMC (Used in Iraq)
USMC (SAM-R Rifle used in Afghanistan and Iraq)
US Army 82nd ABN DIV 2/325, D Company, 3rd Platoon (Land Warrior)
SEAL Team 4
SEAL Team 6 (DEVGRU)
Canadian Special Operations Forces (JTF 2)
Canadian Army (C7A2 and C8A3 Carbine)
Norwegian Special Forces (C8SF Carbine)
Danish Forces (M10 Carbine)
United Kingdom Special Forces (L119A2)