Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr

UPC 798681704378 from 92 retailers

  • .300 Win Mag
  • Sig Sauer
  • New
  • 165 Grains
  • Brass
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Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr

Price History
SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds - 200 Rounds
$5 Off Code CALIBERKING
$388.39 200 Rounds
$1.94/rd Gun Place ★★★★★ (206)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $20
$40.79 20 Rounds
$2.04/rd Down Range Firearms ★★★★★ (8)
Low cost shipping boost

UPC 798681704378 Price Graph

  • Today's low of $1.94/rd is more expensive than 81% of daily lows in the last 180 days.
  • Today's average of $2.26/rd is more expensive than 100% of daily averages in the last 180 days.
  • The low peaked at $2.00/rd on May 10, 2026 and bottomed at $1.53/rd on September 26, 2026.

SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds - 80 Rounds
$5 Off Code CALIBERKING
$157.76 80 Rounds
$1.97/rd Gun Place ★★★★★ (206)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $900 CC Fee 3%
$39.81 20 Rounds
$1.99/rd Armed in Michigan ★★★★★ (714)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
CC Fee 6%
$39.99 20 Rounds
$2.00/rd All Things Firearm ★★★★★ (3)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Free Shipping > $1,000 CC Fee 3%
$40.03 20 Rounds
$2.00/rd Bunker Hill Ballistics ★★★★★ (9)
SIG SAUER Marksman Hunter .300 Win Mag 165gr – 20 Rounds
$5 Off Code CALIBERKING
$40.04 20 Rounds
$2.00/rd Gun Place ★★★★★ (206)
AMMO, 300 WIN MAG 165GR, MARKSMAN HUNTER, GAMEKING, BOX/20
$40.47 20 Rounds
$2.02/rd Gun Wise
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
Free Shipping > $1,000
$40.88 20 Rounds
$2.04/rd Spargo Defense
SIG AMMO 300WIN 165GR GK 20/200
$40.96 20 Rounds
$2.05/rd Redsand Tactical

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SIG AMMO 300WIN 165GR GK 20/200
CC Fee 3%
$40.99 20 Rounds
$2.05/rd Cornerstone Arms ★★★★★ (373)
SIG AMMO 300WIN 165GR GK 20/200
$41.06 20 Rounds
$2.05/rd MCM Tactical ★★★★★ (60)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $20 Free Shipping > $1,000
$41.19 20 Rounds
$2.06/rd Life2A ★★★★★ (3)
Sig Sauer Marksman Hunter .300 Win Mag 165gr 20rd
$41.19 20 Rounds
$2.06/rd Pickett's Mill Armory ★★★★★ (26)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $20
$41.53 20 Rounds
$2.08/rd Custom Creatives Group ★★★★★ (24)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $14 Free Shipping > $500 CC Fee 3%
$41.59 20 Rounds
$2.08/rd Minutemen Defense ★★★★★ (54)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $500
$41.59 20 Rounds
$2.08/rd Timber Hole Outdoors ★★★★★ (6)
SIG AMMO 300WIN 165GR GK 20/200
$41.59 20 Rounds
$2.08/rd Top Shelf Munitions ★★★★★ (2)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$41.62 20 Rounds
$2.08/rd Bulletproof Outfitters ★★★★★ (133)
Sig Sauer Marksman Hunter 300 Win Mag 165gr 20rd
$41.67 20 Rounds
$2.08/rd Georgia Guns & Ammo ★★★★★ (2)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $1,250
$41.71 20 Rounds
$2.09/rd Nadir Solutions ★★★★★ (18)
SIG AMMO 300WIN 165GR GK 20/200
$41.89 20 Rounds
$2.10/rd Patriotic Firearms
SIG Sauer .300 Win Mag 165gr GameKing Ammo, 20 Rounds
Shipping $10
$41.97 20 Rounds
$2.10/rd Deerford Defense
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $20
$41.99 20 Rounds
$2.10/rd JB Armament ★★★★★ (126)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $500
$41.99 20 Rounds
$2.10/rd Cummings Family Firearms ★★★★★ (52)
SIG AMMO 300WIN 165GR GK 20/200
$41.99 20 Rounds
$2.10/rd Big Bee Bee ★★★★★ (11)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $20
$42.36 20 Rounds
$2.12/rd Cane Creek Munitions ★★★★★ (25)
Sig Sauer Marksman Hunter .300 Win Mag 165gr 20rd Box
Shipping $10
$42.79 20 Rounds
$2.14/rd AZ Arms Depot ★★★★★ (229)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $18
$42.99 20 Rounds
$2.15/rd Blackbox Ballistics ★★★★★ (2)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
$43.00 20 Rounds
$2.15/rd Darmok Firearms ★★★★★ (37)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
$43.00 20 Rounds
$2.15/rd Armored Boar Gunworks ★★★★★ (53)
Sig Sauer .300 Win Mag Jacketed Hollow Point 165gr - 20rds
Shipping $13 Free Shipping > $500
$43.19 20 Rounds
$2.16/rd Axolotl Arms ★★★★★ (126)
Sig Sauer Marksman Hunter 300 Winchester Magnum Boat Tail Hollow Point 165 Grain 20 Rounds
$43.26 20 Rounds
$2.16/rd Shooting Surplus ★★★★★ (193)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
Free Shipping > $500
$43.35 20 Rounds
$2.17/rd Safe Haven Defense
Sig Sauer 300 Win Mag Ammo 165gr HPBT Ammunition - 20 Rounds
$43.39 20 Rounds
$2.17/rd 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
$43.39 20 Rounds
$2.17/rd Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $15
$43.62 20 Rounds
$2.18/rd Extreme Products ★★★★★ (83)
SIG AMMO 300WIN 165GR GK 20/200
$43.67 20 Rounds
$2.18/rd Allied Arms ★★★★★ (310)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box
Shipping $11
$43.99 20 Rounds
$2.20/rd Selway Armory ★★★★★ (186)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$43.99 20 Rounds
$2.20/rd Kind Sniper ★★★★★ (61)
SIG AMMO 300WIN 165GR GK 20/200
$43.99 20 Rounds
$2.20/rd 2 If By Sea Tactical ★★★★★ (135)
SIG AMMO 300WIN 165GR GK 20/200
$43.99 20 Rounds
$2.20/rd Pathfinder Militaria ★★★★★ (106)
SIG AMMO 300WIN 165GR GK 20/200
$43.99 20 Rounds
$2.20/rd WTW Arms ★★★★★ (68)
SIG AMMO 300WIN 165GR GK 20/200
$43.99 20 Rounds
$2.20/rd Precision Gunworks
SIG AMMO 300WIN 165GR GK 20/200
$44.00 20 Rounds
$2.20/rd Loftus Firearms ★★★★★ (13)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$44.00 20 Rounds
$2.20/rd The Gun Pantry ★★★★★ (192)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$44.00 20 Rounds
$2.20/rd Echo 6 Weapons ★★★★★ (97)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $100
$44.36 20 Rounds
$2.22/rd Caliber Exchange ★★★★★ (1)
Sig Sauer Marksman Hunter .300 Win Mag 165gr GameKing 20rd
Shipping $13 Free Shipping > $350
$44.39 20 Rounds
$2.22/rd Shadowsmith Ammo ★★★★★ (23)
Sig Sauer 300 Winchester Magnum Ammo 165 Grain Sierra GameKing 20/200
$44.79 20 Rounds
$2.24/rd Drifters Gear ★★★★★ (25)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $11
$44.99 20 Rounds
$2.25/rd Underground Tactical
SIG AMMO 300WIN 165GR GK 20/200
Shipping $16
$44.99 20 Rounds
$2.25/rd Riflenetics ★★★★★ (65)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $250 $15 Off Orders $75+ Code CALIBERKING
$44.99 20 Rounds
$2.25/rd Brickhouse Firearms
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$45.00 20 Rounds
$2.25/rd CLB Guns ★★★★★ (45)
SIG AMMO 300WIN 165GR GK 20/200
$45.23 20 Rounds
$2.26/rd Bayou Brass ★★★★★ (21)
Sig Sauer Marksman Hunter GameKing Rifle Ammunition .300 Win Mag 165gr HPBT 3120 fps 20/ct
$45.57 20 Rounds
$2.28/rd The Arsenal Project ★★★★★ (16)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $20 Free Shipping > $1,000
$45.90 20 Rounds
$2.30/rd Dave's Guns ★★★★★ (28)
SIG AMMO 300WIN 165GR GK 20/200
$45.99 20 Rounds
$2.30/rd Mad Wolf Armory ★★★★★ (3)
SIG 300 165GR MARKSMAN GK 20RD
$46.00 20 Rounds
$2.30/rd Birmingham Hill Armory ★★★★★ (16)
SIG SAUER MARKSMAN HUNTER AMO 300 WIN MAG 165GR SIERRA GAMEKING 20RD (10 BOX CASE)
Shipping $19 Free Shipping > $750
$46.01 20 Rounds
$2.30/rd Riddle Firearms
Sig Sauer Marksman Hunter Rifle Ammo, .300 Win Mag, 165gr Sierra GameKing, 20 Rounds – E3WMGK165-20
$46.63 20 Rounds
$2.33/rd Black Bayou Armory ★★★★★ (83)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $10 Free Shipping > $299
$46.99 20 Rounds
$2.35/rd Canoe Creek Armory ★★★★★ (17)
.300 Win Mag 165gr Marksman Hunter GameKing Ammo
Shipping $10
$46.99 20 Rounds
$2.35/rd Alexander's Store ★★★★★ (1,532)
Sig Sauer SIG E3WMGK16520
Shipping $15 Free Shipping > $500
$46.99 20 Rounds
$2.35/rd BuyAGun ★★★★★ (3)
SIG AMMO 300WIN 165GR GK 20/200
$47.00 20 Rounds
$2.35/rd Highland Arms ★★★★★ (49)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $18
$47.19 20 Rounds
$2.36/rd Sharp's Shooting Supply ★★★★★ (34)
Sig Sauer Marksman Hunter .300 Win Mag 165 gr JHPBT 20rds
$47.59 20 Rounds
$2.38/rd Palmetto State Armory ★★★★★ (1,164)
SIG AMMO 300WIN 165GR GK 20/200
$47.69 20 Rounds
$2.39/rd Utah Fast ★★★★★ (101)
Sig Marksman Hunter Rifle Ammunition E3WMGK16520, 300 Win Mag, GameKing, 165 gr, 20 Rd/Bx
$47.99 20 Rounds
$2.40/rd Able Ammo ★★★★★ (397)
Sig Sauer Marksman Hunter 798681704378 300 Winchester Magnum 165 Grains AccuBond
$47.99 20 Rounds
$2.40/rd C-ME Firearms
Sig Sauer Marksman Hunter Gameking 300 Winchester Magnum 165gr Boat Tail Hollow Point - 20rd
Shipping $7 Free Shipping > $250
$48.00 20 Rounds
$2.40/rd Skid Tactical ★★★★★ (63)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $15 Free Shipping > $500
$48.00 20 Rounds
$2.40/rd Garrison's Guns ★★★★★ (21)
SIG Sauer E3 Marksman Hunter 300 Winchester Magnum 165 Grain 20 Rounds
Shipping $16
$48.39 20 Rounds
$2.42/rd Caliber Depot ★★★★★ (6)
SIG AMMO 300WM 165GR MARKSMAN - HUNTER GAMEKING 20RD 10BX/CS
Shipping $15 Free Shipping > $500
$48.41 20 Rounds
$2.42/rd Hollow Point Arms ★★★★★ (8)
SIG SAUER MARKSMAN HUNTER GAMEKING 300WIN MAG 165G 20RD BX 200RD CASE
Shipping $25 $25 Off Orders $200+ Code LOCKNLOAD25
$48.87 20 Rounds
$2.44/rd Scottsodg.com
SIG SAUER .300 WIN MAG - pThe Next Generation of rifle ammunition has arrived with the 6.8x51MM Hybrid Ball. The 113gr solid copper rounds were designed specifically to pair with your 6.8X51 MCX SPEAR rifle exiting the 16 barrel at 3200 FPS. The Hybrid Case Technology harn...
Shipping $15
$48.99 20 Rounds
$2.45/rd Guns.com ★★★★★ (38,455)
SIG SAUER Marksman Hunter 300 Winchester Magnum Rifle Ammunition 20 Round Box
$48.99 20 Rounds
$2.45/rd Scheels ★★★★★ (4,982)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$49.02 20 Rounds
$2.45/rd Tungsten Creek Tactical
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Shipping $20
$49.19 20 Rounds
$2.46/rd Ash Arms ★★★★★ (1)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $15 Free Shipping > $500
$49.99 20 Rounds
$2.50/rd Kinetic Armory ★★★★★ (3)
Sig Sauer Marksman Hunter 300 Winchester Magnum Ammo 165 Grain Sierra GameKing Jacketed Hollow Point Box of 20
Free Shipping > $100
$49.99 20 Rounds
$2.50/rd Midway USA ★★★★★ (119)
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165 GR 20 Per Box
Shipping $12
$50.62 20 Rounds
$2.53/rd Classic Firearms ★★★★★ (2,454)
SIG SAUER MARKSMAN HUNTER GAMEKING 300WIN MAG 165G 20RD BX 200RD CASE
$50.69 20 Rounds
$2.54/rd Firearms Express
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
Free Shipping > $700
$51.02 20 Rounds
$2.55/rd Freedom Firearms ★★★★★ (2)
SIG AMMO 300WIN 165GR GK 20/200
$51.19 20 Rounds
$2.56/rd Don's Weaponry ★★★★★ (252)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $150
$52.21 20 Rounds
$2.61/rd Lightning Strike Arms ★★★★★ (32)
Sig Ammo 300WIN 165GR Gk 20/200
$52.23 20 Rounds
$2.61/rd Shiner Tactical ★★★★★ (6)
SIG AMMO 300WIN 165GR GK 20/200
Free Shipping > $500
$52.99 20 Rounds
$2.65/rd Timberlake Firearms ★★★★★ (11)
Sig Sauer Marksman Hunter 798681704378 300 Winchester Magnum 165 Grains AccuBond
$53.99 20 Rounds
$2.70/rd Denver Bullets ★★★★★ (95)
SIG 300 WIN MAG 165GR MARKSMAN - HUNTER GAMEKING 20RD 10BX/CS
$53.99 20 Rounds
$2.70/rd Apocalypse Outfitters ★★★★★ (4)
SIG 300 WIN MAG 165GR MARKSMAN - HUNTER GAMEKING 20RD 10BX/CS
$54.99 20 Rounds
$2.75/rd Get Guns N Ammo
SIG AMMO 300WIN 165GR GK 20/200
$56.99 20 Rounds
$2.85/rd Coastal Firearms
SIG SAUER Marksman Hunter .300 Win 165 Grain Sierra Gameking Brass Cased Centerfire Rifle Ammo 20 Rounds
Free Shipping
$57.99 20 Rounds
$2.90/rd Optics Planet
Sig Sauer E3WMGK16520 Marksman Hunter 300WM 165gr 20 Per Box/10 Case
$60.00 20 Rounds
$3.00/rd EK Tactical ★★★★★ (10)
SIG AMMO 300WIN 165GR GK 20/200
Shipping $10 Free Shipping > $100
$62.54 20 Rounds
$3.13/rd Conkey's Outdoors ★★★★★ (175)

UPC 798681704378 Price Graph

  • Today's low of $1.94/rd is more expensive than 81% of daily lows in the last 180 days.
  • Today's average of $2.26/rd is more expensive than 100% of daily averages in the last 180 days.
  • The low peaked at $2.00/rd on May 10, 2026 and bottomed at $1.53/rd on September 26, 2026.

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