Underwood ammunition in .50 Beowulf (brand part no. 557) is built for shooters who want dependable rifle ammunition for high-volume range days. Underwood manufactures this load to consistent tolerances, so every box performs the same as the last. At the heart of this load is the 350 gr bullet with a Full Metal Jacket (FMJ) design, matched to the .50 Beowulf platform shooters already run. In our rifle ammunition lineup, this is the Underwood load built for that job.

Key Specifications

• The chambering is .50 Beowulf, matched to the guns shooters already own and train with.
• The bullet weighs 350 gr, sized for the terminal performance this load is built around.
• The projectile is a Full Metal Jacket (FMJ) design, an affordable, clean-feeding option for high-volume shooting.
• The case is Brass, standing up to repeated firing and easy extraction.
• Each box holds 20 rounds, a practical quantity for a solid range session without restocking mid-way.
• Cases ship 10 boxes to a case, letting range regulars order in volume without repeat checkout.
• Cost works out to about $1.73 per round, a reasonable cost for this level of quality.
• The box ships at approximately 1.62 lbs, useful for budgeting freight if you’re ordering by the case.
• This is a centerfire cartridge, ignited by a replaceable primer rather than a rimfire priming ring.
• The full metal jacket bullet is built for affordable, high-volume feeding through the big-bore .50 Beowulf platform.
• Underwood loads this round to the brand’s typically higher velocity standard, a hallmark of its boutique ammunition lines.

Frequently Asked Questions

Is this load good for practice and range training? Yes, this is a .50 Beowulf load built for affordable, high-volume range training rather than hunting or defense.

How many rounds come in a box? Each box holds 20 rounds of .50 Beowulf.

Can I order this by the case? Yes, this load ships 10 boxes to a case for shooters who want to order in bulk.

Buy the Underwood .50 Beowulf 350 gr Full Metal Jacket, 20-Round Box

Whether it’s a weekend at the range or opening morning, this is the load that shows up and does its job. Order from our Lubbock, Texas gun shop and it ships fast to your door.