.500 Auto Max Ammo for Sale

Price History
.500 Auto Max
Underwood Underwood 500 Auto Max 420gr Xtreme Penetrator Solid Monolithic - 20 Rounds
Underwood 420 Grains 20 Rounds Brass New
UPC 816874023317 Shipping $11 Free Shipping > $250
$2.50/rd $49.99 Bubba's Ammo ★★★★★ (2)
Underwood .500 Auto Max 350gr JHP 20ct - 20
Underwood 350 Grains 20 Rounds New
$2.65/rd $52.91 Republic Ammunition ★★★★★ (95)

.500 Auto Max Ammo Price Graph

Today's .500 Auto Max Ammo average is $3.24/rd, 2% above the 180-day average of $3.18/rd. Over the last 180 days, the average peaked at $3.40/rd on June 26, 2026 and bottomed at $2.92/rd on May 4, 2026.

Underwood Handgun Ammunition .500 Auto Max 350gr JHP 2300 fps 20/ct
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 Shipping $18
$2.67/rd $53.41 Blackbox Ballistics ★★★★★ (2)
Underwood Ammo .500 Auto Max Ammo 350gr JHP Ammunition - 20 Rounds
Underwood 350 Grains 20 Rounds Brass New
UPC 816874023140
$2.73/rd $54.67 Vizards Guns and Ammo ★★★★★ (1,070)
Underwood Handgun Ammunition .500 Auto Max 350gr JHP 2300 fps 20/ct
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 $5 Off - Use Code CALIBERKING
$2.75/rd $54.94 Gun Place ★★★★★ (206)
500 Auto Max 350gr. JHP
Steinel 350 Grains 20 Rounds Brass New
Free Shipping > $175 Limit 3
$2.76/rd $55.20 Steinel Ammo ★★★★★ (64)
Underwood Handgun Ammunition .500 Auto Max 350gr JHP 2300 fps 20/ct
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140
$2.76/rd $55.26 Ecommerce Arms
Underwood .500 Auto Max 350gr JHP 2300 fps 20ct
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 Shipping $13 Free Shipping > $350
$2.80/rd $55.93 Shadowsmith Ammo ★★★★★ (23)
500 Auto Max 440gr. Hard Cast WFNGC
Steinel 440 Grains 20 Rounds Brass New
Free Shipping > $175
$2.83/rd $56.56 Steinel Ammo ★★★★★ (64)
500 Auto Max 600gr. Hard Cast "Sledge" (LFNGC)
Steinel 600 Grains 20 Rounds Brass New
Free Shipping > $175 Limit 8
$2.86/rd $57.15 Steinel Ammo ★★★★★ (64)

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Underwood 500 Auto Max Ammunition UW927 440 Grain Hard Cast Coated Flat Nose Gas Check 20 Rounds
Underwood 440 Grains 20 Rounds Brass New
UPC 816874023157 Free Shipping > $200
$2.95/rd $58.99 Outdoor Limited ★★★★★ (444)
Underwood 500 Auto Max 350 Grain JHP Ammunition - 20 Rounds
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 Shipping $16
$3.05/rd $60.97 Caliber Depot ★★★★★ (6)
Underwood Ammo .500 Auto Max 350 gr JHP 20rds
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140
$3.10/rd $61.99 Palmetto State Armory ★★★★★ (1,164)
Underwood Handgun Ammunition .500 Auto Max 350gr JHP 2300 fps 20/ct
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 Shipping $17.50 Free Shipping > $250
$3.15/rd $62.95 Ammunitions for Sale
500 Auto Max 700gr. Hard Cast "Omega" (LFNGC)
Steinel 700 Grains 20 Rounds Brass New
Free Shipping > $175
$3.18/rd $63.63 Steinel Ammo ★★★★★ (64)
Underwood Ammo High Performance Handgun 816874023140 500 Auto Max 350 Grains Jacketed Hollow Point
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140
$3.20/rd $63.99 C-ME Firearms
500 Auto Max 414gr. Brass Spike
Steinel 414 Grains 20 Rounds Brass New
Free Shipping > $175
$3.21/rd $64.27 Steinel Ammo ★★★★★ (64)
500 Auto Max 280gr. Brass Spike
Steinel 280 Grains 20 Rounds Brass New
Free Shipping > $175
$3.27/rd $65.29 Steinel Ammo ★★★★★ (64)
Underwood Ammo .500 Auto Max 350 Grain Jacketed Hollow Point Nickel Plated Brass Cased Rifle Ammo 20 Rounds
Underwood 350 Grains 20 Rounds Nickel Plated New
UPC 816874023140 Free Shipping
$3.68/rd $73.49 Optics Planet
Underwood 500 Auto Max Ammunition UW925 350 Grain Xtreme Penetrator 20 Rounds
Underwood 350 Grains 20 Rounds Brass New
UPC 816874023133 Free Shipping > $200
$3.90/rd $77.99 Outdoor Limited ★★★★★ (444)
Underwood 500 Auto Max Ammunition UW928 420 Grain Xtreme Penetrator 20 Rounds
Underwood 420 Grains 20 Rounds Brass New
UPC 816874023317 $5 Off - Use Code CALIBERKING
$3.95/rd $79.08 Gun Place ★★★★★ (206)
Buffalo Bore 500 Auto Max Ammo 350 Grain Jacketed Hollow Point Box of 20
Buffalo Bore 350 Grains 20 Rounds Brass New
UPC 651815100098 Free Shipping > $100
$4.05/rd $80.99 Midway USA ★★★★★ (119)
Underwood 500 Auto Max Ammunition UW928 420 Grain Xtreme Penetrator 20 Rounds
Underwood 420 Grains 20 Rounds Brass New
UPC 816874023317 Free Shipping > $200
$4.25/rd $84.99 Outdoor Limited ★★★★★ (444)
Underwood 500 Auto Max Ammunition UW928 420 Grain Xtreme Penetrator 20 Rounds
Underwood 420 Grains 20 Rounds Brass New
UPC 816874023317
$4.28/rd $85.64 Ecommerce Arms
Underwood 500 Auto Max Ammunition UW928 420 Grain Xtreme Penetrator 20 Rounds
Underwood 420 Grains 20 Rounds Brass New
UPC 816874023317 Shipping $13 Free Shipping > $350
$4.38/rd $87.68 Shadowsmith Ammo ★★★★★ (23)

.500 Auto Max Ammo Price Graph

Today's .500 Auto Max Ammo average is $3.24/rd, 2% above the 180-day average of $3.18/rd. Over the last 180 days, the average peaked at $3.40/rd on June 26, 2026 and bottomed at $2.92/rd on May 4, 2026.

Daily Deals Email

Products at their 90-day low price.

Unsubscribe anytime with one click.