.500 Auto Max Underwood Ammo Price Graph
Today's .500 Auto Max Underwood Ammo average is $3.26/rd, in line with the 180-day average of $3.25/rd. Over the last 180 days, the average peaked at $3.71/rd on July 15, 2026 and bottomed at $2.99/rd on May 4, 2026.
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