Underwood Ammo .444 Marlin 220-grain Xtreme Penetrator ammunition is a heavy-bullet load intended for large-bore rifle use. The cartridges employ a copper solid projectile and are listed with a muzzle velocity of 2660 FPS. Product is offered in retail boxes of 20 cartridges and is reloadable.
Box: Sold per box of 20 rounds. Case: Case quantity is achieved by ordering 10 boxes (200 rounds total); case orders are fulfilled by selecting the required number of boxes to reach case quantity.
Key Specifications
- Caliber is .444 Marlin.
- Bullet weight is 220 grains.
- Bullet type is Copper Solid.
- Cartridges per box are 20.
- Boxes per case are 10.
- Muzzle velocity is listed as 2660 FPS.
- Reloadable: Yes.
- Manufacturer is Underwood Ammo.
- UPC is 816874022969.
This Underwood .444 Marlin load delivers a consistent, heavy-for-caliber monolithic copper projectile and is supplied in convenient retail boxes or case quantities for range use and field applications. The product combines straightforward specification and packaging for customers who require dependable, clearly defined ammunition options.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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