Bulk Cheap Ammo


.45 Win Mag

In Stock .45 Win Mag Ammo For Sale From Top Retailers

The .45 Winchester Magnum is a .45 caliber rimless cartridge intended for use in semi-automatic pistols. The cartridge is externally a lengthened .45 ACP with a thicker web to withstand higher operating pressures.

Although the .45 Winchester Magnum may be based on the .45 ACP and have the same Rim and Base dimensions, the .45 Winchester Magnum has no parent case. The .45 Winchester Magnum case is redrawn with thicker walls and longer cases.

About .45 Win Mag

  • Type: Pistol
  • Place of origin: USA
  • Designer: Winchester
  • Designed: 1977
  • Manufacturer: Winchester
  • Produced :1999


  • Parent case: .45 NAACO
  • Case type : Rimless
  • Bullet diameter: .452 in (11.5 mm)
  • Neck diameter: .473 in (12.0 mm)
  • Base diameter: .476 in (12.1 mm)
  • Rim diameter: .480 in (12.2 mm)
  • Rim thickness: .072 in (1.8 mm)
  • Case length: 1.198 in (30.4 mm)
  • Overall length: 1.575 in (40.0 mm)
  • Case capacity: 38 gr H2O (2.5 cm3)
  • Primer type: LP

Ballistic performance

Bullet mass/type Velocity Energy
230 gr (15 g) JHP Underwood 1,600 ft/s (490 m/s) 1,307 ft⋅lbf (1,772 J)
255 gr (17 g) HC FN Buffalo Bore 1,400 ft/s (430 m/s) 1,110 ft⋅lbf (1,500 J)
260 gr (17 g) Power-Point Winchester 1,200 ft/s (370 m/s) 831 ft⋅lbf (1,127 J)

Find 45 win mag for sale at Bulk Cheap Ammo, a leading ammo directory. You can buy 45 win mag with confidence from various ammo retailers.

Now don’t spend more time to search in-stock ammunition from different websites. We have all the best ammo vendors for your cheap ammo needs in one place.

With easy & advance search navigation, we save your time to find cheap bulk ammo deals.

Advance search navigation available to find the ammunition in one click by UPC, by Brands, Calibers, Grains, Number of Rounds and more.

Winchester, Marlin Firearms, Henry Repeating Arms, Chiappa Firearms, Rossi, Uberti, Cimarron Firearms and other manufacturers are available.

Visit today for incredible prices & great selection of plinking, defense & target ammo for pistols, handguns, and revolvers from top ammo brands you trust.

Latest products for .45 win mag







Sorry. We couldn't find any ammo matching!.

Filter By

Your Selections
Filter By Retailer
Filter By Bullet Weight
Filter By Bullet Type
Filter By Case Type