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Underwood Ammo Prices and Product Tracker

Compare Underwood Ammo prices, in-stock products, and tracked offers across 3 retailers. Browse 78 current listings with price-history context.

Current Products78
Retailers3
Categories13
Latest Update2026-09-24

Firearm Data Lab compares public Underwood Ammo listings from supported retailers. The retailer remains the seller of record; confirm final price, stock, shipping, fees, legal eligibility, and product details before purchasing.

Product pages add available price-history context and cross-retailer offers. Protected email-only, cart-only, or otherwise hidden prices are not presented as public deals.

Browse Underwood Ammo by Category

10mm14 products Other Rifle Ammo14 products 9mm13 products Other Pistol Ammo6 products .357 Magnum5 products .380 ACP5 products .454 products

Underwood Ammo Retailer Coverage

GrabAGun50 products E-Commerce Arms26 products Palmetto State Armory2 products

In-Stock Underwood Ammo Products

Underwood Ammo 916 InterLock 45-70Gov+P 300gr Jacketed Hollow Point 20 Per Box/10 Case

Underwood Ammo 916 InterLock 45-70Gov+P 300gr Jacketed Hollow Point 20 Per Box/10 …

$41.15
In Stock E-Commerce Arms AmmoRifle Ammo
Underwood Ammo 243Underwood Ammo 243 XTP 10mm 180gr Jacketed Hollow Point 20 Per Box/10 Case

Underwood Ammo 243Underwood Ammo 243 XTP 10mm 180gr Jacketed Hollow Point 20 …

$22.11
In Stock E-Commerce Arms AmmoPistol Ammo10mm
Underwood Ammo 557Underwood Ammo 557 50Beowulf 350gr Full Metal Jacket Flat Nose 20 Per Box/10 Case

Underwood Ammo 557Underwood Ammo 557 50Beowulf 350gr Full Metal Jacket Flat Nose …

$32.11
In Stock E-Commerce Arms AmmoRifle Ammo
Underwood Ammo 293 Range Supply 40S 180gr Full Metal Jacket 50 Per Box/10 Case

Underwood Ammo 293 Range Supply 40S 180gr Full Metal Jacket 50 Per …

$33.69
In Stock E-Commerce Arms AmmoRifle Ammo
Underwood Ammo Controlled Chaos Ammunition .223 Rem 55gr Solid 3250 fps 20/ct

Underwood Ammo Controlled Chaos Ammunition .223 Rem 55gr Solid 3250 fps 20/ct

$20.13
In Stock E-Commerce Arms AmmoRifle Ammo5.56 / .223
Underwood Ammo Extreme Terminal Performance Hunting and Self Defense Ammunition .380 ACP(+P) 90gr JHP 20/ct

Underwood Ammo Extreme Terminal Performance Hunting and Self Defense Ammunition .380 ACP(+P) …

$17.46
In Stock E-Commerce Arms AmmoPistol Ammo.380 ACP
Underwood Ammo XTP Handgun Ammunition 380 Auto 90 gr JHP 1025 fps 20/ct

Underwood Ammo XTP Handgun Ammunition 380 Auto 90 gr JHP 1025 fps …

$17.11
In Stock E-Commerce Arms AmmoPistol Ammo.380 ACP
Underwood Ammo Xtreme Defender (Platinum Edition) Handgun Ammunition .380 Auto 68gr Solid 1300 fps 20/ct

Underwood Ammo Xtreme Defender (Platinum Edition) Handgun Ammunition .380 Auto 68gr Solid …

$26.75
In Stock E-Commerce Arms AmmoPistol Ammo.380 ACP
Underwood Ammo Hard Cast Wadcutter Handgun Ammunition 45 Colt 225gr LWC 1050 fps 20/ct

Underwood Ammo Hard Cast Wadcutter Handgun Ammunition 45 Colt 225gr LWC 1050 …

$22.93
In Stock E-Commerce Arms AmmoPistol Ammo
Underwood Ammo Xtreme Hunter Handgun Ammunition 10mm Auto 150gr Solid Monolithic 1425 fps 20/ct

Underwood Ammo Xtreme Hunter Handgun Ammunition 10mm Auto 150gr Solid Monolithic 1425 …

$42.82
In Stock E-Commerce Arms AmmoPistol Ammo10mm
Underwood Ammo Xtreme Defender Handgun Ammunition 380 ACP 68 gr Solid 1300 fps 20/rd

Underwood Ammo Xtreme Defender Handgun Ammunition 380 ACP 68 gr Solid 1300 …

$26.21
In Stock E-Commerce Arms AmmoPistol Ammo.380 ACP
Underwood Ammo InterLock Spire Point Rifle Ammunition 350 Legend 170gr SP 2250 fps 20/ct

Underwood Ammo InterLock Spire Point Rifle Ammunition 350 Legend 170gr SP 2250 …

$33.62
In Stock E-Commerce Arms AmmoRifle Ammo.350 Legend
Underwood Ammo Varmageddon Rifle Ammunition 300 Blackout 110gr PT 2400 fps 20/ct

Underwood Ammo Varmageddon Rifle Ammunition 300 Blackout 110gr PT 2400 fps 20/ct

$29.31
In Stock E-Commerce Arms AmmoRifle Ammo300 Blackout
Underwood Ammo XTP Jacketed Hollow Handgun Ammunition 10mm Auto 200gr JHP 1250 fps 20/ct

Underwood Ammo XTP Jacketed Hollow Handgun Ammunition 10mm Auto 200gr JHP 1250 …

$22.94
In Stock E-Commerce Arms AmmoPistol Ammo10mm
Underwood Ammo Xtreme Hunter Platinum Handgun Ammunition 10mm Auto 150gr SC 1425 fps 20/ct

Underwood Ammo Xtreme Hunter Platinum Handgun Ammunition 10mm Auto 150gr SC 1425 …

$43.64
In Stock E-Commerce Arms AmmoPistol Ammo10mm
Underwood Ammo 155Underwood Ammo 155 Xtreme Penetrator 9mmLuger 115gr Solid Monolithic 20 Per Box/10 Case

Underwood Ammo 155Underwood Ammo 155 Xtreme Penetrator 9mmLuger 115gr Solid Monolithic 20 …

$29.59
In Stock E-Commerce Arms AmmoPistol Ammo9mm
Underwood Ammo Varmageddon Rifle Ammunition 300 Blackout 110gr PT 2400 fps 20/ct

Underwood Ammo Varmageddon Rifle Ammunition 300 Blackout 110gr PT 2400 fps 20/ct

$28.35
In Stock E-Commerce Arms AmmoRifle Ammo300 Blackout
Underwood Ammo XTP Handgun Ammunition .500 S Magnum 350gr JHP 1912 fps 20/ct

Underwood Ammo XTP Handgun Ammunition .500 S Magnum 350gr JHP 1912 fps …

$49.62
In Stock E-Commerce Arms AmmoPistol Ammo
Underwood Ammo .44 Special 200 gr WC 20rds

Underwood Ammo .44 Special 200 gr WC 20rds

$25.29
126.4¢/rd 20 rds
In Stock Palmetto State Armory AmmoRifle Ammo
Underwood Ammo Xtreme Defender Handgun Ammunition 9mm Luger 90 gr Solid 1400 fps 20/ct

Underwood Ammo Xtreme Defender Handgun Ammunition 9mm Luger 90 gr Solid 1400 …

$25.03
In Stock E-Commerce Arms AmmoPistol Ammo9mm
Underwood Ammo XTP Jacketed Hollow Point Handgun Ammunition 40 S 155gr JHP 1300 fps 20/ct

Underwood Ammo XTP Jacketed Hollow Point Handgun Ammunition 40 S 155gr JHP …

$21.28
In Stock E-Commerce Arms AmmoPistol Ammo
Underwood Ammo 877Underwood Ammo 877 Xtreme Defense Platinum 9mmLuger+P+ 90gr Solid Monolithic 20 Per Box/10 Case

Underwood Ammo 877Underwood Ammo 877 Xtreme Defense Platinum 9mmLuger+P+ 90gr Solid Monolithic …

$25.03
In Stock E-Commerce Arms AmmoPistol Ammo9mm
Underwood Ammo Xtreme Defender Handgun Ammunition .45 Auto (+P) 135gr Monolithic Solid 1335 fps 20/ct

Underwood Ammo Xtreme Defender Handgun Ammunition .45 Auto (+P) 135gr Monolithic Solid …

$32.09
In Stock E-Commerce Arms AmmoPistol Ammo.45
Underwood Ammo Handgun Ammunition 9mm Luger(+P+) 147gr JHP 1175 fps 20/ct

Underwood Ammo Handgun Ammunition 9mm Luger(+P+) 147gr JHP 1175 fps 20/ct

$19.61
In Stock E-Commerce Arms AmmoPistol Ammo9mm

Underwood Ammo Price-Tracking Questions

Does Firearm Data Lab sell Underwood Ammo products?

No. Firearm Data Lab compares tracked offers and sends shoppers to the retailer, which remains the seller of record.

How are Underwood Ammo prices compared?

Current public prices and stock signals are normalized across tracked retailers. Product pages provide available price history and retailer-offer context.

Do listed prices include shipping and tax?

Not unless the retailer feed explicitly includes them. Confirm the final price, stock, shipping, fees, and eligibility with the retailer.