20 Gauge Ammo
Shop 20 Gauge Ammo – Bulk Deals In Stock Now
Explore a full selection of 20 gauge shotgun ammunition at SGAmmo, your trusted source for high‑quality shotgun ammo at warehouse‑direct prices. We carry top brands like Winchester, Federal, Hornady, Sellier & Bellot, Lambro, and more—featuring birdshot and buckshot loads for hunting and clay target shooting, as well as rifled slugs, sabot slugs, and reduced‑recoil slug options for serious shooting or personal protection.
Developed in the late 19th century, the 20 gauge has been prized for its lighter recoil and versatile performance—making it a long‑standing favorite among upland hunters, sport shooters, and tactical users who want efficiency without compromise. Whether you're stocking up for dove hunting, skeet practice, or close‑range defense, 20 gauge ammo delivers a balanced, adaptable solution.
All items are in stock and ready to ship immediately—no backorders or drop shipping. With competitive pricing and reliable fulfillment, SGAmmo makes it simple to get the 20 gauge ammo you need quickly. Whether you’re preparing for a hunting trip or hitting the range, you can count on fast service and quality products. Browse now and take advantage of great deals today!
250 Round Case - 20 Gauge 2.75 Inch 1165 FPS 1 Ounce 7.5 Shot Winchester AA Heavy Target Load Ammo - AAH207
SKU: AAH207 - Case
15+ In Stock
$129.50 Each
2+ @$124.90 ($0.52 Per Round)
25 Round Box - 20 Gauge 2.75 Inch 20 Pellet Number 3 Buckshot Ammo by Lambro
SKU: Lambro-20GA-Box
80 In Stock
$17.95 Each
10+ @$14.95 ($0.72 Per Round)
250 Round Case - 20 Gauge 2.75 Inch 20 Pellet Number 3 Buckshot Ammo by Lambro
SKU: Lambro-20GA-Case
15+ In Stock
$149.50 Each
2+ @$139.50 ($0.60 Per Round)
25 Round Box - 20 Gauge 2.75 Inch 1 Ounce Number 8 Shot Winchester High Brass Ammo - X208
SKU: X208 - Box
90+ In Stock
$19.95 Each
10+ @$18.95 ($0.80 Per Round)
250 Round Case - 20 Gauge 2.75 Inch 1 Ounce Number 8 Shot Winchester High Brass Ammo - X208
SKU: X208 - Case
7 In Stock
$189.50 Each
1+ @$189.50 ($0.76 Per Round)
25 Round Box - 20 Gauge 12 Pellet Number 2 Buckshot Ammo by Sellier Bellot - SB Favorit - SB20BSA
SKU: SB20BSA - box
150+ In Stock
$21.95 Each
10+ @$16.95 ($0.88 Per Round)
250 Round Case - 20 Gauge 12 Pellet Number 2 Buckshot Ammo by Sellier Bellot - SB Favorit - SB20BSA
SKU: SB20BSA - case
15+ In Stock
$169.50 Each
1+ @$169.50 ($0.68 Per Round)
25 Round Box - 20 Gauge 2.75 Inch 7/8 Ounce Number 2 Shot Winchester Defender Close Range Ammo - S202PD25
SKU: S202PD25 - Box
75+ In Stock
$25.95 Each
10+ @$24.95 ($1.04 Per Round)
250 Round Case - 20 Gauge 2.75 Inch 7/8 Ounce Number 2 Shot Winchester Defender Close Range Ammo - S202PD25
SKU: S202PD25 - Case
12+ In Stock
$249.50 Each
FREE SHIPPING
1+ @$249.50 ($1.00 Per Round)
5 Round Box - 20 Gauge 2.75 Inch Number 3 Buckshot 20 Pellet Winchester Ammunition - XB203
SKU: XB203 - Box
91 In Stock
$8.95 Each
50+ @$7.99 ($1.79 Per Round)
250 Round Case - 20 Gauge 2.75 Inch Number 3 Buckshot 20 Pellet Winchester Ammunition - XB203
SKU: XB203 - Case
12+ In Stock
$399.50 Each
FREE SHIPPING
1+ @$399.50 ($1.60 Per Round)
5 Round Box - 20 Gauge 2.75 Inch 3BK 20 Pellet Remington Express Buckshot Ammo - SP 20-3BK or 20B3
SKU: 20B3 - Box
135 In Stock
$8.95 Each
50+ @$6.95 ($1.79 Per Round)
250 Round Case - 20 Gauge 2.75 Inch 3BK 20 Pellet Remington Express Buckshot Ammo - 20B3
SKU: 20B3 - Case
3 In Stock
$347.50 Each
FREE SHIPPING
1+ @$347.50 ($1.39 Per Round)
5 Round Box - 20 Gauge 2.75 Inch Winchester Rifled Slug 3/4 Oz 1600 fps Ammo - X20RSM5
SKU: X20RSMS
150+ In Stock
$6.95 Each
50+ @$5.99 ($1.39 Per Round)
250 Round Case - 20 Gauge 2.75 Inch Winchester Rifled Slug 3/4 Oz 1600 FPS Ammo - X20RSM5
SKU: X20RSM5 - Case
15+ In Stock
$299.50 Each
FREE SHIPPING
1+ @$299.50 ($1.20 Per Round)
5 Round Box - 20 Gauge 2.75 Inch 3/4 Ounce Federal Rifled TruBall Slug HP Ammo - PB203RS
SKU: PB203RS - Box
80 In Stock
$7.95 Each
50+ @$5.95 ($1.59 Per Round)
50 Round Brick - 20 Gauge 2.75 Inch 3/4 Ounce Federal Rifled TruBall Slug HP Ammo - PB203RS
SKU: PB203RS - Brick
15+ In Stock
$69.50 Each
5+ @$59.50 ($1.39 Per Round)
250 Round Case - 20 Gauge 2.75 Inch 3/4 Ounce Federal Rifled TruBall Slug HP Ammo - PB203RS
SKU: PB203RS - Case
7 In Stock
$297.50 Each
FREE SHIPPING
1+ @$297.50 ($1.19 Per Round)
25 Round Box - 20 Gauge - 3/4 Oz Slug - 2.75 inch - 1350 FPS - Stars and Stripes Brand - CSLUG21
SKU: CSLUG21
120+ In Stock
$25.95 Each
10+ @$24.95 ($1.04 Per Round)
250 Round Case - 20 Gauge - 3/4 Oz Slug - 2.75 inch - 1350 FPS - Stars and Stripes Brand - CSLUG21
SKU: CSLUG21 - case
12+ In Stock
$249.50 Each
FREE SHIPPING
1+ @$249.50 ($1.00 Per Round)
5 Round Box - 20 Gauge 2.75 Inch 250 Grain SST Slug For Rifled Barrel Hornady Ammo - 86232
SKU: 86232 - Box
150+ In Stock
$13.95 Each
20+ @$12.95 ($2.79 Per Round)
5 Round Box - 20 Gauge 2.75 In Slug 250 Grain FTX Hornady Custom Lite Reduced Recoil For Rifled Barrels - 86233
SKU: 86233 - Box
190 In Stock
$14.95 Each
($2.99 Per Round)
100 Round Case - 20 Gauge 2.75 In Slug 250 Grain FTX Hornady Custom Lite Reduced Recoil For Rifled Barrels - 86233
SKU: 86233 - Case
9 In Stock
$279.00 Each
FREE SHIPPING
($2.79 Per Round)
5 Round Box - 20 Gauge 2.75 In 3/4 OZ 1600 FPS 50 Cal Sabot Slug Winchester Copper Impact Ammo - X20CLF
SKU: X20CLF - Box
98 In Stock
$14.95 Each
20+ @$13.95 ($2.99 Per Round)
100 Round Case - 20 Gauge 2.75 In 3/4 OZ 1600 FPS 50 Cal Sabot Slug Winchester Copper Impact Ammo - X20CLF
SKU: X20CLF - Case
5 In Stock
$279.00 Each
FREE SHIPPING
($2.79 Per Round)
5 Round Box - 20 Gauge 2.75 Inch Number 3 Buck 1200 FPS Federal Maximum Buckshot Ammo - F2033B
SKU: F2033B - Box
90 In Stock
$8.95 Each
50+ @$6.99 ($1.79 Per Round)
50 Round Brick - 20 Gauge 2.75 Inch Number 3 Buck 1200 FPS Federal Maximum Buckshot Ammo - F2033B
SKU: F2033B - Brick
18 In Stock
$79.50 Each
5+ @$69.90 ($1.59 Per Round)
250 Round Case - 20 Gauge 2.75 Inch Number 3 Buck 1200 FPS Federal Maximum Buckshot Ammo - F2033B
SKU: F2033B - Case
9 In Stock
$349.50 Each
FREE SHIPPING
1+ @$349.50 ($1.40 Per Round)
5 Round Box - 20 Gauge 2.75 Inch 3/4 Ounce Federal Power Shok Rifled Slug Ammo - F203RS
SKU: F203RS - Box
28 In Stock
$6.95 Each
10+ @$5.95 ($1.39 Per Round)
50 Round Brick - 20 Gauge 2.75 Inch 3/4 Ounce Federal Power Shok Rifled Slug Ammo - F203RS
SKU: F203RS - Brick
2 In Stock
$59.50 Each
1+ @$59.50 ($1.19 Per Round)
5 Round Box - 20 Gauge 2.75 Inch 7/8 Ounce Federal Sabot Slug Ammo For Rifled Barrels - F203SS2
SKU: F203SS2 - Box
58 In Stock
$10.95 Each
10+ @$9.95 ($2.19 Per Round)
50 Round Brick - 20 Gauge 2.75 Inch 7/8 Ounce Federal Sabot Slug Ammo For Rifled Barrels - F203SS2
SKU: F203SS2 - Brick
15+ In Stock
$99.50 Each
1+ @$99.50 ($1.99 Per Round)