PFC Senior Instructor and C4C PJJ Instructor @travissnyder1177 showing a body lock takedown option with the head in front during a Code 4 Tactics course. | By Progressive F.O.R.C.E. Concepts | Facebook
![Gunnery Sgt. Orin Backlund with School of Infantry–East from Camp Lejeune, N.C., evaluate a helmet retention system during an Infantry Equipping Challenge limited user evaluation in December aboard Marine Corps Base Quantico, Gunnery Sgt. Orin Backlund with School of Infantry–East from Camp Lejeune, N.C., evaluate a helmet retention system during an Infantry Equipping Challenge limited user evaluation in December aboard Marine Corps Base Quantico,](https://c8.alamy.com/comp/MY0KRY/gunnery-sgt-orin-backlund-with-school-of-infantryeast-from-camp-lejeune-nc-evaluate-a-helmet-retention-system-during-an-infantry-equipping-challenge-limited-user-evaluation-in-december-aboard-marine-corps-base-quantico-va-the-infantry-equipping-challenge-is-an-ongoing-effort-at-marine-corps-systems-command-to-leverage-new-and-emerging-technologies-from-industry-to-enhance-the-capability-of-infantry-marines-us-marine-corps-photo-by-ashley-calingo-MY0KRY.jpg)
Gunnery Sgt. Orin Backlund with School of Infantry–East from Camp Lejeune, N.C., evaluate a helmet retention system during an Infantry Equipping Challenge limited user evaluation in December aboard Marine Corps Base Quantico,
PFC Senior Instructor and C4C PJJ Instructor @travissnyder1177 showing a body lock takedown option with the head in front during a Code 4 Tactics course. | By Progressive F.O.R.C.E. Concepts | Facebook
![File:Spc. Simranpreet Lamba carries the guidon for his platoon in Company A, 3rd Battalion, 34th Infantry Regiment, during the battalion's Basic Combat Training graduation Wednesday morning.jpg - Wikimedia Commons File:Spc. Simranpreet Lamba carries the guidon for his platoon in Company A, 3rd Battalion, 34th Infantry Regiment, during the battalion's Basic Combat Training graduation Wednesday morning.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/6/6c/Spc._Simranpreet_Lamba_carries_the_guidon_for_his_platoon_in_Company_A%2C_3rd_Battalion%2C_34th_Infantry_Regiment%2C_during_the_battalion%27s_Basic_Combat_Training_graduation_Wednesday_morning.jpg)