Green Gridiron and the US Navy have joined forces to create this incredible SpeedFlex build for the USS Ralph Johnson ⚓️ This helmet will be on on display in the Honor Passageway onboard the ship, honoring Private First Class Ralph Johnson who was a heroic US Marine, known for his bravery in the Vietnam War. Check out the video of this build coming together now on YouTube! #greengridiron #footballhelmets #speedflex #customhelmet #helmetupgrade #equipment #usnavy #navy #ralphjohnson #veterans #youtube