.300 Win Mag Winchester Reloading Brass for Sale

Price History
Brass
.300 Win Mag
Winchester
300 WIN MAG - R-P-De-Primed-Polished Brass (OFB) (50)
50 Count
Limit 3 UPC 100000000761
68.0¢/ct $34.00 Bayou Brass ★★★★★ (21)
300 WINCHESTER MAGNUM BRASS 50/BAG
50 Count
UPC 020892632066 Shipping $17.50 Free Shipping > $250
$1.18/ct $58.95 Ammunitions for Sale
Low cost shipping boost

.300 Win Mag Winchester Brass Price Graph

Today's .300 Win Mag Winchester Brass average is $1.26/ct, 5% below the 180-day average of $1.33/ct. Over the last 180 days, the average peaked at $1.76/ct on March 25, 2026 and bottomed at $1.10/ct on July 7, 2026.

300 Win Mag Winchester Headstamp (50ct)
50 Count
70.0¢/ct $34.99 Sleeping Giant Brass ★★★★★ (188)
300 WIN MAG - R-P-Processed Brass (OFB) (50)
50 Count
Limit 1 UPC 100000000949
71.5¢/ct $35.75 Bayou Brass ★★★★★ (21)
Winchester 300 Winchester Magnum Brass Bag of 50
50 Count
UPC 020892632066
92.7¢/ct $46.36 Drifters Gear ★★★★★ (25)
Winchester Ammo WSC300WMU Unprimed Cases 300WinMag Rifle Brass 50/Bag
50 Count
UPC 020892632066 $5 Off - Use Code CALIBERKING
93.4¢/ct $46.72 Gun Place ★★★★★ (206)
WIN MAG 50 PACK 20PK/CSWINCHESTER UNPRIMED CASES 300
50 Count New
UPC 020892632066
94.3¢/ct $47.15 Vizards Guns and Ammo ★★★★★ (1,070)
WINCHESTER 300 WINCHESTER MAGNUM UNPRIMED RIFLE BRASS CASES 50 COUNT WSCWMU
50 Count New
UPC 020892632066
$1.10/ct $54.99 Fin Feather Fur Outfitters ★★★★★ (10,502)
Winchester Unprimed Brass Cases 300 Winchester 50/Bag (WSC300WMU), Not Loaded
50 Count
UPC 020892632066
$1.13/ct $56.63 Able Ammo ★★★★★ (397)
Remington 300 Winchester Magnum Brass Bag of 50
50 Count
UPC 047700448305
$1.14/ct $57.11 Drifters Gear ★★★★★ (25)

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Winchester Ammunition Unprimed Brass Cases 020892632066
50 Count
UPC 020892632066
$1.22/ct $60.99 C-ME Firearms
Norma 300 Winchester Magnum Brass Box of 50
50 Count New
UPC 7393923276663
$1.23/ct $61.59 Drifters Gear ★★★★★ (25)
Nosler Custom 300 Winchester Magnum Brass Box of 50
50 Count New
UPC 054041102278
$1.33/ct $66.32 Drifters Gear ★★★★★ (25)
Peterson Cartridge 300 Winchester Magnum Brass Box of 50
50 Count New
UPC 859449006070
$1.58/ct $78.99 Drifters Gear ★★★★★ (25)
ADG 300 Winchester Magnum Brass
50 Count New
$1.67/ct $83.25 Creedmoor Sports ★★★★★ (58)
Peterson Brass 300 Winchester Magnum
50 Count New
$1.70/ct $84.95 Creedmoor Sports ★★★★★ (58)
Lapua Brass 300 Winchester Short Magnum (WSM) Box of 100
100 Count New
UPC 6418267201032
$1.85/ct $184.53 Drifters Gear ★★★★★ (25)
Lapua .300 Winchester Magnum Brass
100 Count New
$1.90/ct $189.95 Creedmoor Sports ★★★★★ (58)
Lapua 300 Winchester Magnum Brass Box of 100
100 Count
UPC 6418267200851
$1.94/ct $194.44 Drifters Gear ★★★★★ (25)
Winchester Unprimed Brass Rifle Cartridge Cases
New
UPC 020892632066
$52.99 Scheels ★★★★★ (4,982)

.300 Win Mag Winchester Brass Price Graph

Today's .300 Win Mag Winchester Brass average is $1.26/ct, 5% below the 180-day average of $1.33/ct. Over the last 180 days, the average peaked at $1.76/ct on March 25, 2026 and bottomed at $1.10/ct on July 7, 2026.

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Products at their 90-day low price.

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