Remington Core-Lokt ammunition in 10mm Auto (brand part no. R20231) is a hunting-handgun load built for deep penetration on tough game. Remington manufactures this load to consistent tolerances, so every box performs the same as the last. At the heart of this load is the 200 gr bullet with a hollow point (HP) design, matched to the 10mm Auto platform shooters already run. In our handgun ammunition lineup, this is the Remington load built for that job.

Key Specifications

• The caliber is 10mm Auto, a caliber that has taken game across North America for generations.
• The bullet weighs 200 gr, sized for the terminal performance this load is built around.
• The projectile is a Hollow Point (HP) design, designed for reliable expansion on game.
• The case is Nickel Plated, 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 $1.79 per round, a reasonable cost for this level of quality.
• The box ships at approximately 0.85 lbs, useful for budgeting freight if you’re ordering by the case.
• Core-Lokt uses a mechanically locked jacket-to-core design that keeps the bullet together through heavy bone for reliable, controlled expansion.

Frequently Asked Questions

Is this a good defensive round in 10mm Auto? Yes, the expanding bullet design is built for controlled expansion and reliable stopping power, a common choice for defensive 10mm Auto carry.

How many rounds come in a box? Each box holds 20 rounds of 10mm Auto.

Buy the Remington Core-Lokt 10mm Auto 200 gr Hollow Point, 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.