5.56×45 Ammunition

Welcome to the 556 Ammunition site, your source for 5.56×45 ammunition reviews and information. We’ll help you find the best 5.56 ammo for your AR rifle!

  • Recent 5.56 Ammo Posts

    PMC X-TAC 5.56 XP193 55gr FMJ

    PMC X-TAC 5.56 XP193 55gr FMJ

    The Buffman Channel performs a velocity test of PMC X-TAC 5.56 XP193 55gr FMJ ammunition. The test guns include a Zastava M85 Pap with 10" barrel, Stag Model 1L with 16" barrel and an AR-15 with 20" barrel. [...]
    Federal XM556FBIT3

    Federal XM556FBIT3

    In their quest to find the best AR-15 ammunition, the Gun Runnerz Channel tests Federal XM556FBIT3 ammo. Tests include clear gel, drywall, and car door penetration.  [...]
    IMI 5.56x45mm 55gr FMJ M193 Velocity Test

    IMI 5.56x45mm 55gr FMJ M193 Velocity Test

    The Buffman Channel does a velocity test of IMI 5.56x45mm 55gr FMJ M193 ammunition. The test rifles include a Zastava M85 Pap with 10″ barrel, Stag Model 1L with 16″ barrel, and an AR-15 with 20″ barrel.  [...]
    IMI Brown Box 5.56x45mm Velocity Test

    IMI Brown Box 5.56x45mm Velocity Test

    The Buffman Channel does a velocity test of IMI Brown Box 5.56x45mm 55gr FMJ ammunition. The test rifles include a Zastava M85 Pap with 10" barrel, Stag Model 1L with 16" barrel, and an AR-15 with 20" barrel. [...]