.300 Win Mag Sig Sauer Ammo for Sale

Price History
.300 Win Mag
Sig Sauer
Sig Sauer E3WMH120 Elite Copper Hunting 300 Win Mag 165 gr Jacketed Hollow Point (JHP) 20 Bx/ 10 Cs
165 Grains 20 Rounds Brass New
UPC 798681576760
$1.72/rd $34.40 Gman Sporting Arms
SIG Sauer .300 Win Mag 165gr GameKing Ammo, 20 Rounds
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $13.78
$1.99/rd $39.82 Deerford Defense
Low cost shipping boost

.300 Win Mag Sig Sauer Ammo Price Graph

Today's .300 Win Mag Sig Sauer Ammo average is $2.10/rd, 2% below the 180-day average of $2.14/rd. Over the last 180 days, the average peaked at $2.18/rd on March 14, 2026 and bottomed at $2.09/rd on August 31, 2026.

AMMO, 300 WIN MAG, 180GR, VENARI, SOFT POINT, BOX/20
180 Grains 20 Rounds Brass New
UPC 798681670079
$1.80/rd $35.96 De Leon RX & Sporting Goods ★★★★★ (216)
SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds - 200 Rounds
165 Grains 200 Rounds Brass New
UPC 798681704378 $5 Off - Use Code CALIBERKING
$1.94/rd $388.39 Gun Place ★★★★★ (206)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case - 200 Rounds
165 Grains 200 Rounds Nickel Plated New
UPC 798681576760 $5 Off - Use Code CALIBERKING
$1.94/rd $388.49 Gun Place ★★★★★ (206)
Sig Sauer Elite Copper Hunting 300 Win Mag 165 gr Jacketed Hollow Point (JHP) Box of 20
165 Grains 20 Rounds Brass New
UPC 798681576760
$1.96/rd $39.27 De Leon RX & Sporting Goods ★★★★★ (216)
SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds - 80 Rounds
165 Grains 80 Rounds Brass New
UPC 798681704378 $5 Off - Use Code CALIBERKING
$1.97/rd $157.76 Gun Place ★★★★★ (206)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case - 80 Rounds
165 Grains 80 Rounds Nickel Plated New
UPC 798681576760 $5 Off - Use Code CALIBERKING
$1.97/rd $157.80 Gun Place ★★★★★ (206)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $900 CC Fee 3%
$1.99/rd $39.77 Armed in Michigan ★★★★★ (714)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
165 Grains 20 Rounds Brass New
UPC 798681704378 CC Fee 6% Limit 8
$2.00/rd $39.99 All Things Firearm ★★★★★ (3)

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Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $1,000 CC Fee 3%
$2.00/rd $40.03 Bunker Hill Ballistics ★★★★★ (9)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.00/rd $40.03 MCM Tactical ★★★★★ (60)
SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds
165 Grains 20 Rounds Brass New
UPC 798681704378 $5 Off - Use Code CALIBERKING
$2.00/rd $40.04 Gun Place ★★★★★ (206)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case - 20 Rounds
165 Grains 20 Rounds Nickel Plated New
UPC 798681576760 $5 Off - Use Code CALIBERKING
$2.00/rd $40.05 Gun Place ★★★★★ (206)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $20
$2.01/rd $40.15 Down Range Firearms ★★★★★ (8)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $20
$2.01/rd $40.16 Down Range Firearms ★★★★★ (8)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Free Shipping > $1,000 CC Fee 3%
$2.02/rd $40.40 Bunker Hill Ballistics ★★★★★ (9)
AMMO, 300 WIN MAG 165GR, MARKSMAN HUNTER, GAMEKING, BOX/20
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.02/rd $40.47 Gun Wise
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.03/rd $40.55 Top Shelf Munitions ★★★★★ (2)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $1,250
$2.03/rd $40.67 Nadir Solutions ★★★★★ (18)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Free Shipping > $900 CC Fee 3%
$2.04/rd $40.80 Armed in Michigan ★★★★★ (714)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $1,000
$2.04/rd $40.88 Spargo Defense
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.05/rd $40.96 Redsand Tactical
Sig Sauer E3WMH120 Elite Copper Hunting 300 Win Mag 165 gr Copper Solid 20 Per Box/ 10 Cs
165 Grains 20 Rounds Brass New
UPC 798681576760 CC Fee 3%
$2.05/rd $40.99 Cornerstone Arms ★★★★★ (373)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 CC Fee 3%
$2.05/rd $40.99 Cornerstone Arms ★★★★★ (373)
SIG Sauer Elite Hunting .300 Win Mag 165gr HP Ammo, 20 Rounds
165 Grains 20 Rounds Nickel Plated New
UPC 798681576760 Shipping $19.16
$2.05/rd $41.00 Deerford Defense
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.05/rd $41.00 CLB Guns ★★★★★ (45)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $20 Free Shipping > $1,000
$2.06/rd $41.19 Life2A ★★★★★ (3)
Sig Sauer Marksman Hunter .300 Win Mag 165gr 20rd
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.06/rd $41.19 Pickett's Mill Armory ★★★★★ (26)
Sig Sauer Elite Hunting Rifle Ammunition .300 Win Mag 165 gr HP 20/ct
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $20 Free Shipping > $1,000
$2.06/rd $41.20 Life2A ★★★★★ (3)
Sig Sauer Elite Hunting .300 Win Mag 20rd Box
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.06/rd $41.20 Pickett's Mill Armory ★★★★★ (26)
AMMO, 300 WIN MAG, 165GR, ELITE SERIES COPPER, BOX/20, SOLID COPPER PROJECTILE
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.08/rd $41.52 Gun Wise
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $20
$2.08/rd $41.53 Custom Creatives Group ★★★★★ (24)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $20
$2.08/rd $41.54 Custom Creatives Group ★★★★★ (24)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $14 Free Shipping > $500 CC Fee 3%
$2.08/rd $41.59 Minutemen Defense ★★★★★ (54)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $500
$2.08/rd $41.59 Timber Hole Outdoors ★★★★★ (5)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.08/rd $41.59 Tungsten Creek Tactical
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $14 Free Shipping > $500 CC Fee 3%
$2.08/rd $41.60 Minutemen Defense ★★★★★ (54)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Free Shipping > $500
$2.08/rd $41.60 Timber Hole Outdoors ★★★★★ (5)
Sig Sauer Elite Hunting Rifle Ammunition .300 Win Mag 165 gr HP 20/ct
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.08/rd $41.60 Tungsten Creek Tactical
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.08/rd $41.62 Bulletproof Outfitters ★★★★★ (133)
Sig Sauer Marksman Hunter 300 Win Mag 165gr 20rd
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.08/rd $41.67 Georgia Guns & Ammo ★★★★★ (2)
Sig Sauer Elite Hunt .300 Win Mag 165 gr — 20rd Box
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.08/rd $41.68 Georgia Guns & Ammo ★★★★★ (2)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $20
$2.09/rd $41.87 Cane Creek Munitions ★★★★★ (25)
Sig Sauer Elite Hunting .300 Win Mag 165gr Copper
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $20
$2.09/rd $41.88 Cane Creek Munitions ★★★★★ (25)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $20
$2.10/rd $41.99 JB Armament ★★★★★ (126)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Free Shipping > $500
$2.10/rd $41.99 Cummings Family Firearms ★★★★★ (52)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $500
$2.10/rd $41.99 Cummings Family Firearms ★★★★★ (52)
AMMO, 300 WIN MAG, 165GR, ELITE SERIES COPPER, BOX/20, SOLID COPPER PROJECTILE
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.10/rd $41.99 Kind Sniper ★★★★★ (61)
Sig Sauer Marksman Hunter GameKing .300 Win Mag 165gr HPBT 20ct - 20
165 Grains 20 Rounds New
$2.10/rd $41.99 Republic Ammunition ★★★★★ (95)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.10/rd $41.99 Big Bee Bee ★★★★★ (11)
Sig Sauer Elite Hunting Rifle Ammunition .300 Win Mag 165 gr HP 20/ct
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $20
$2.10/rd $42.00 JB Armament ★★★★★ (126)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Limit 8
$2.10/rd $42.04 Patriotic Firearms
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.12/rd $42.30 De Leon RX & Sporting Goods ★★★★★ (216)
Sig Sauer Elite Hunting 300 Winchester Magnum Copper Solid 165 Grain 20 Rounds
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.12/rd $42.33 Shooting Surplus ★★★★★ (193)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $18
$2.12/rd $42.39 Blackbox Ballistics ★★★★★ (2)
Sig Sauer Elite Match Grade .300 Win Mag 190gr OTM – 20 Rounds - 80 Rounds
190 Grains 80 Rounds Brass New
UPC 798681552955 $5 Off - Use Code CALIBERKING
$2.12/rd $169.58 Gun Place ★★★★★ (206)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.14/rd $42.72 Bulletproof Outfitters ★★★★★ (133)
Sig Sauer Elite Hunting Rifle Ammunition .300 Win Mag 165 gr HP 20/ct
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.15/rd $42.99 Big Bee Bee ★★★★★ (11)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.15/rd $42.99 Pathfinder Militaria ★★★★★ (106)
AMMO 300 WIN MAG 190GR ELITE MATCH GRADE OTM BOX/20
190 Grains 20 Rounds Brass New
UPC 798681552955 CC Fee 6%
$2.15/rd $42.99 All Things Firearm ★★★★★ (3)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
165 Grains 20 Rounds Brass New
UPC 798681704378 Limit 8
$2.15/rd $43.00 Armored Boar Gunworks ★★★★★ (53)
SIG AMMO 300WIN 190GR ELITE OTM 20/10
190 Grains 20 Rounds Brass New
UPC 798681552955 Free Shipping > $1,000 CC Fee 3%
$2.15/rd $43.03 Bunker Hill Ballistics ★★★★★ (9)
Sig Sauer Elite Match Grade .300 Win Mag 190gr OTM – 20 Rounds
190 Grains 20 Rounds Brass New
UPC 798681552955 $5 Off - Use Code CALIBERKING
$2.15/rd $43.04 Gun Place ★★★★★ (206)
Sig Sauer Venari SP 20rd Soft-Point
180 Grains 20 Rounds Brass New
UPC 798681670079 Shipping $13 Free Shipping > $350 Limit 1
$2.15/rd $43.05 Shadowsmith Ammo ★★★★★ (23)
Sig Sauer Venari SP Rifle Ammunition .300 Win Mag 180gr SP 3050 fps 20/ct
180 Grains 20 Rounds Brass New
UPC 798681670079 Shipping $16
$2.15/rd $43.05 Riflenetics ★★★★★ (65)
AMMO 300 WIN MAG 190GR ELITE MATCH GRADE OTM BOX/20
190 Grains 20 Rounds Brass New
UPC 798681552955 Shipping $20
$2.16/rd $43.16 Down Range Firearms ★★★★★ (8)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $100
$2.16/rd $43.16 Caliber Exchange ★★★★★ (1)
Sig Sauer .300 Win Mag Jacketed Hollow Point 165gr - 20rds
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $13 Free Shipping > $500
$2.16/rd $43.19 Axolotl Arms ★★★★★ (126)
Sig Sauer .300 Win Mag Elite Hunting - 20rds
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $13 Free Shipping > $500
$2.16/rd $43.20 Axolotl Arms ★★★★★ (126)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
165 Grains 20 Rounds Brass New
UPC 798681704378 Free Shipping > $500 Limit 8
$2.17/rd $43.35 Safe Haven Defense
Sig Sauer 300 Win Mag Ammo 180gr SP Ammunition - 20 Rounds
180 Grains 20 Rounds Brass New
UPC 798681670079 Limit 1
$2.17/rd $43.38 Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer 300 Win Mag Ammo 165gr HPBT Ammunition - 20 Rounds
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.17/rd $43.39 Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case Ammo for MA, CT, NJ, IL, NY & CA Buyers
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.17/rd $43.39 Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case Ammo for MA, CT, NJ, IL, NY & CA Buyers
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.17/rd $43.40 Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $15
$2.18/rd $43.62 Extreme Products ★★★★★ (83)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $15
$2.18/rd $43.62 Extreme Products ★★★★★ (83)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.18/rd $43.67 Allied Arms ★★★★★ (310)
SIG Sauer .300 Win Mag 190gr OTM Ammo, 20 Rounds
190 Grains 20 Rounds Brass New
UPC 798681552955 Shipping $10.86
$2.19/rd $43.77 Deerford Defense
SIG AMMO 300WIN 190GR ELITE OTM 20/10
190 Grains 20 Rounds Brass New
UPC 798681552955 Free Shipping > $900 CC Fee 3%
$2.19/rd $43.85 Armed in Michigan ★★★★★ (714)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box
165 Grains 20 Rounds Brass New
UPC 798681576760 Shipping $11
$2.20/rd $43.99 Selway Armory ★★★★★ (186)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box
165 Grains 20 Rounds Brass New
UPC 798681704378 Shipping $11
$2.20/rd $43.99 Selway Armory ★★★★★ (186)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $43.99 Kind Sniper ★★★★★ (61)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.20/rd $43.99 2 If By Sea Tactical ★★★★★ (135)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $43.99 2 If By Sea Tactical ★★★★★ (135)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $43.99 WTW Arms ★★★★★ (68)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378 Limit 8
$2.20/rd $43.99 Precision Gunworks
Sig Sauer E3WMM120 Marksman Elite 300 Win Mag 190 gr Open Tip Match 20 Per Box/ 25 Case
190 Grains 20 Rounds Brass New
UPC 798681552955 CC Fee 3%
$2.20/rd $43.99 Cornerstone Arms ★★★★★ (373)
Sig Sauer E3WMH120 Elite Copper Hunting 300 Win Mag 165 gr Copper Solid 20 Per Box/ 10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.20/rd $44.00 Loftus Firearms ★★★★★ (13)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.20/rd $44.00 The Gun Pantry ★★★★★ (192)
Sig Sauer E3WMH120 Elite Copper Hunting 300WinMag 165gr Copper Solid 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.20/rd $44.00 Echo 6 Weapons ★★★★★ (97)
Sig Sauer Elite Hunting Rifle Ammunition .300 Win Mag 165 gr HP 20/ct
165 Grains 20 Rounds Brass New
UPC 798681576760
$2.20/rd $44.00 Darmok Firearms ★★★★★ (37)
SIG AMMO 300WIN 165GR GK 20/200
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $44.00 Loftus Firearms ★★★★★ (13)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $44.00 CLB Guns ★★★★★ (45)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $44.00 The Gun Pantry ★★★★★ (192)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $44.00 Echo 6 Weapons ★★★★★ (97)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
165 Grains 20 Rounds Brass New
UPC 798681704378
$2.20/rd $44.00 Darmok Firearms ★★★★★ (37)
AMMO 300 WIN MAG 190GR ELITE MATCH GRADE OTM BOX/20
190 Grains 20 Rounds Brass New
UPC 798681552955
$2.21/rd $44.14 MCM Tactical ★★★★★ (60)
SIG AMMO 300WIN 190GR OTM 20/200
190 Grains 20 Rounds Brass New
UPC 798681552955 Shipping $20 Free Shipping > $1,000
$2.21/rd $44.28 Life2A ★★★★★ (3)
Sig Sauer Elite Match 300 Win Mag 190 gr OTM - 20rd Box
190 Grains 20 Rounds Brass New
UPC 798681552955
$2.21/rd $44.28 Pickett's Mill Armory ★★★★★ (26)

.300 Win Mag Sig Sauer Ammo Price Graph

Today's .300 Win Mag Sig Sauer Ammo average is $2.10/rd, 2% below the 180-day average of $2.14/rd. Over the last 180 days, the average peaked at $2.18/rd on March 14, 2026 and bottomed at $2.09/rd on August 31, 2026.

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Products at their 90-day low price.

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