.300 Blackout Sig Sauer Ammo for Sale

Price History
.300 Blackout
Sig Sauer
SIG Sauer .300 Blackout 125gr CTT Ammo, 20 Rounds
125 Grains 20 Rounds Brass New
UPC 798681726592 Shipping $22.77
84.3¢/rd $16.86 Deerford Defense
Sig Sauer Supersonic CTT Rifle Ammunition .300 AAC Blackout 125 gr 2145 fps 20/ct
125 Grains 20 Rounds Brass New
UPC 798681726592 Shipping $18
84.8¢/rd $16.95 Blackbox Ballistics ★★★★★ (2)

.300 Blackout Sig Sauer Ammo Price Graph

Today's .300 Blackout Sig Sauer Ammo average is $1.33/rd, 52% below the 180-day average of $2.78/rd. Over the last 180 days, the average peaked at $20.66/rd on April 24, 2026 and bottomed at $1.28/rd on August 31, 2026.

Sig Sauer Supersonic CTT Rifle Ammunition .300 AAC Blackout 125 gr 2145 fps 20/ct
125 Grains 20 Rounds Brass New
UPC 798681726592 $5 Off - Use Code CALIBERKING
87.2¢/rd $17.44 Gun Place ★★★★★ (206)
Sig Sauer Supersonic CTT Rifle Ammunition .300 AAC Blackout 125 gr 2145 fps 20/ct
125 Grains 20 Rounds Brass New
UPC 798681726592 Shipping $13 Free Shipping > $350
88.8¢/rd $17.75 Shadowsmith Ammo ★★★★★ (23)
Sig Sauer 300 AAC Blackout Ammo 125 Grain CTT Supersonic Box of 20
125 Grains 20 Rounds Brass New
UPC 798681726592
89.6¢/rd $17.91 Drifters Gear ★★★★★ (25)
Sig Sauer 300 Blackout 125gr. CTT Supersonic Ammunition, 20 Round Box
125 Grains 20 Rounds Brass New
UPC 798681726592
90.0¢/rd $17.99 Midwest Gun Works ★★★★★ (1,200)
SIG SAUER .300 Blackout 125 Grain CTT Supersonic 20 Rounds
125 Grains 20 Rounds Brass New
UPC 798681726592 Shipping $16
96.8¢/rd $19.35 Caliber Depot ★★★★★ (6)
SIG SAUER 300 BLK 125 Grain CTT Brass Cased Rifle Ammo 20 Rounds
125 Grains 20 Rounds Brass New
UPC 798681726592 Free Shipping > $49
$1.05/rd $20.99 Optics Planet
Sig Sauer Super Sonic Rifle 798681726592 300 AAC Blackout 125 Grains Solid
125 Grains 20 Rounds Brass New
UPC 798681726592
$1.05/rd $20.99 C-ME Firearms
Sig Sauer E300H1SBR20 Elite Copper Duty 300 Blackout 120 gr Copper Solid 20 Bx/ 10 Cs
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.12/rd $22.47 Gman Sporting Arms

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SIG SAUER ELITE MATCH 300BLK 220GR OTM 20RD BX 500RD CASE
220 Grains 20 Rounds Nickel Plated New
UPC 798681726622 $5 Off - Use Code CALIBERKING
$1.17/rd $23.33 Gun Place ★★★★★ (206)
SIG Sauer Elite Match .300 Blackout 220gr OTM Ammo, 20 Rounds
220 Grains 20 Rounds New
UPC 798681726622 Shipping $11.85
$1.20/rd $23.93 Deerford Defense
Sig Sauer Elite Match Grade 300 BLK 125 GR Open Tip Match (OTM) 20 RDS (E300A1) (FREE Shipping on Orders $175-$2000)
125 Grains 20 Rounds Brass New
UPC 798681514489
$1.20/rd $23.99 Freedom Munitions ★★★★★ (252)
Sig Sauer, Elite Performance Match, 300 Blackout, 125 Grain, Open Tip Match, 20 Round Box
125 Grains 20 Rounds Brass New
UPC 798681514489
$1.25/rd $24.99 Southern Munitions ★★★★★ (70)
Sig Sauer Match Supersonic Rifle Ammunition .300 AAC Blackout 125gr OTM 2200 fps 20/ct
125 Grains 20 Rounds Brass New
UPC 798681726615 $5 Off - Use Code CALIBERKING
$1.27/rd $25.30 Gun Place ★★★★★ (206)
Sig Sauer E300A1-20 Elite Marksman .300 AAC Blackout Open Tip Match 125 Grain
125 Grains 200 Rounds Brass New
UPC 798681514489 Free Shipping
$1.27/rd $253.49 Bereli ★★★★★ (1,013)
Sig Sauer Supersonic Open Tip Match Rifle Ammunition .300 AAC Blackout 125gr OTM 2200 fps 20/ct
125 Grains 20 Rounds Brass New
UPC 798681726615 Shipping $13 Free Shipping > $350
$1.28/rd $25.52 Shadowsmith Ammo ★★★★★ (23)
Sig Sauer 300 AAC Blackout Ammo 125 Grain Open Tip Match Box of 20
125 Grains 20 Rounds Brass New
UPC 798681726615
$1.29/rd $25.75 Drifters Gear ★★★★★ (25)
Sig Sauer Elite Copper Duty 300 Blackout 120 gr Copper Solid Box of 20
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.29/rd $25.86 De Leon RX & Sporting Goods ★★★★★ (216)
Sig Sauer E300A1-20 Elite Marksman .300 AAC Blackout Open Tip Match 125 Grain
125 Grains 100 Rounds Brass New
UPC 798681514489 Free Shipping
$1.33/rd $132.49 Bereli ★★★★★ (1,013)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Exempt / 500
125 Grains 500 Rounds Brass New
$1.33/rd $664.50 True Shot Ammo ★★★★★ (1,182)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Retail / 500
125 Grains 500 Rounds Brass New
$1.33/rd $664.50 True Shot Ammo ★★★★★ (1,182)
Sig Sauer SBR Elite Performance Copper Hunting Rifle Ammunition .300 BLK 120gr HP 1897 fps 20/ct
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.35/rd $27.00 CLB Guns ★★★★★ (45)
Sig Sauer Elite Performance SBR 300 AAC Blackout 7.62x35mm Copper Solid 120 Grain 20 Rounds
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.37/rd $27.32 Shooting Surplus ★★★★★ (193)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Exempt / 200
125 Grains 200 Rounds Brass New
$1.38/rd $276.88 True Shot Ammo ★★★★★ (1,182)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Retail / 200
125 Grains 200 Rounds Brass New
$1.38/rd $276.88 True Shot Ammo ★★★★★ (1,182)
SIG SAUER .300 Blackout 125 Grain Match Supersonic Ammunition 20 Rounds
125 Grains 20 Rounds Brass New
UPC 798681726615 Shipping $16 Limit 9
$1.39/rd $27.82 Caliber Depot ★★★★★ (6)
Sig Sauer Elite Performance Hunting 300 AAC Blackout 120 Grain Copper HT California Certified Nonlead Ammunition 20 Round Box
120 Grains 20 Rounds Brass New
UPC 798681552979
$1.40/rd $27.99 Southern Munitions ★★★★★ (70)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Exempt / 20
125 Grains 20 Rounds Brass New
$1.40/rd $27.99 True Shot Ammo ★★★★★ (1,182)
Sig Sauer - Marksman - 300 Blackout - 125 Grain - OTM - Retail / 20
125 Grains 20 Rounds Brass New
$1.40/rd $27.99 True Shot Ammo ★★★★★ (1,182)
AMMO, 300BLK, 120GR, SBR SOLID COPPER, BOX/20
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.45/rd $28.99 Kind Sniper ★★★★★ (61)
SIG SAUER ELITE 300BLK 120GR SBR 20RD BX
120 Grains 20 Rounds Brass New
UPC 798681594214
$1.50/rd $29.90 Don's Weaponry ★★★★★ (252)
Sig Sauer Elite Subsonic Performance Match Rifle Ammunition .300 AAC Blackout 220 gr OTM 1000 fps 20/ct
220 Grains 20 Rounds Brass New
UPC 798681514496 Shipping $16 Limit 1
$1.50/rd $29.99 Riflenetics ★★★★★ (65)
SIG SAUER 300 BLK 125 Grain Match Brass Cased Rifle Ammo 20 Rounds
125 Grains 20 Rounds Brass New
UPC 798681726615 Free Shipping > $49
$1.50/rd $29.99 Optics Planet
Sig Sauer E300A1-20 Elite Marksman .300 AAC Blackout Open Tip Match 125 Grain
125 Grains 40 Rounds Brass New
UPC 798681514489 Free Shipping
$1.50/rd $59.99 Bereli ★★★★★ (1,013)
Sig Sauer 300 Blk. 120Gr Elite Hunting Solid Copper, 20 Round Box
120 Grains 20 Rounds Brass New
UPC 798681552979
$1.60/rd $31.99 Midwest Gun Works ★★★★★ (1,200)
Sig Sauer E300A1-20 Elite Marksman .300 AAC Blackout Open Tip Match 125 Grain
125 Grains 20 Rounds Brass New
UPC 798681514489 Free Shipping
$1.80/rd $35.99 Bereli ★★★★★ (1,013)
SIG Sauer .300 Blackout 110gr Tac-TX Ammo, 20 Rounds
110 Grains 20 Rounds Brass New
UPC 798681726639 Shipping $23.15
$1.80/rd $36.07 Deerford Defense
Sig Sauer Tac-TX Rifle Ammunition 300 AAC Blackout 110gr JSP 1000 fps 20/ct
110 Grains 20 Rounds Brass New
UPC 798681726639 Shipping $18
$1.86/rd $37.09 Blackbox Ballistics ★★★★★ (2)
Sig Sauer Tac-TX Rifle Ammunition 300 AAC Blackout 110gr JSP 1000 fps 20/ct
110 Grains 20 Rounds Brass New
UPC 798681726639 $5 Off - Use Code CALIBERKING
$1.91/rd $38.15 Gun Place ★★★★★ (206)
Sig Sauer Defense 300 Blackout 110gr. TAC-TX Supersonic Ammunition, 20 Round Box
110 Grains 20 Rounds Brass New
UPC 798681726639
$1.95/rd $38.99 Midwest Gun Works ★★★★★ (1,200)
Sig Sauer Elite Hunting 300 AAC Blackout Ammo 110 Grain Tac-TX Jacketed Soft Point Box of 20
110 Grains 20 Rounds Brass New
UPC 798681726639
$1.96/rd $39.19 Drifters Gear ★★★★★ (25)
SIG SAUER .300 Blackout 110 Grain TAC-TX Supersonic 20 Rounds
110 Grains 20 Rounds Brass New
UPC 798681726639 Shipping $16
$2.06/rd $41.13 Caliber Depot ★★★★★ (6)
SIG SAUER .300 AAC Blackout 110 Grain Tac-TX Brass Cased Rifle Ammo 20 Rounds
110 Grains 20 Rounds Brass New
UPC 798681726639 Free Shipping > $49
$2.30/rd $45.99 Optics Planet

.300 Blackout Sig Sauer Ammo Price Graph

Today's .300 Blackout Sig Sauer Ammo average is $1.33/rd, 52% below the 180-day average of $2.78/rd. Over the last 180 days, the average peaked at $20.66/rd on April 24, 2026 and bottomed at $1.28/rd on August 31, 2026.

Daily Deals Email

Products at their 90-day low price.

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