SIG Sauer builds the SIG Sauer .300 AAC Blackout 120gr OTM, 20-Round Box (brand part no. E300H1-20) around a .300 AAC Blackout platform, priced and built for high-volume practice without sacrificing reliability. Each round drives a 120-grain open tip match (OTM) bullet at roughly 2250 fps out of the muzzle. This is a straightforward choice for shooters who want range days and practice covered without guesswork.

Key Specifications

• The chambering is .300 AAC Blackout, a common, affordable chambering that keeps practice costs down.
• The bullet weighs 120 grains, a standard weight that mirrors common carry loads for realistic practice.
• The bullet is a open tip match (OTM), a polymer tip that initiates expansion instantly on impact.
• The match-grade bullet jacket and core are held to tighter tolerances than a standard hunting bullet, which is what tightens groups at distance.
• Muzzle velocity runs about 2250 fps, consistent enough for predictable practice at the range.
• Each box holds 20 rounds, a practical count for a range session without constant reordering.
• Cost per round runs about $1.76, useful for budgeting a range day or a season of practice.
• A case holds 10 boxes (200 rounds total), letting you order in bulk without repeat checkouts.
• Muzzle energy runs about 1,349 ft-lbs, solid output for a 300 AAC Blackout load out of a carbine-length barrel.

Frequently Asked Questions

Is the SIG Sauer .300 AAC Blackout a defensive round or a practice round? It’s a target and competition load, built around a match-grade bullet for the accuracy and consistency serious shooters demand rather than hunting or defensive use.

Does the open tip match (OTM) bullet expand on impact? Yes, it’s engineered to expand reliably on impact for a wider wound channel and faster energy transfer.

How many rounds come in a box? Each box holds 20 rounds.

SIG Sauer .300 AAC Blackout For Sale

High-volume practice is where good habits get built, and this load is priced to let you put in the reps. Browse more rifle ammunition while you shop, or add this load to your cart now. Order it from our Lubbock, Texas gun shop and it ships fast to your door.