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$ 8.75 per Cartridge
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270/338 Win Mag.
("Parent Cartridge")
338 Win. Mag. or 7mm Rem. Mag.
This cartridge was designed to get a 130 grain
.270 cal. or 6.8mm projectile to top
3600 F.P.S.
The 270/338 is made by necking down the (300
Winchester Magnum) or (7mm Remington Magnum)
to .277 caliber or 6.8mm.
The 270/338 Win. Mag. does 3.615 F.P.S. or over
400 F.P.S. better then the 7mm Remington Magnum
with a 130 grain projectile.
As these cartridges were made by a manufacter
you may consider this a Proprietary as well as a
wildcat.
Wildcat
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Pictured on the left, for comparision
(1.) .338 Winchester Magnum  
(2.) .270/338 Win. Mag. Wildcat
(3.)  7mm Remington Magnum
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270/338 Win. Mag.