Underwood Xtreme Penetrator Handgun Ammunition .357 Mag 140gr Solid 1550 fps 20/ct
$43.41
Experience the power of Underwood Xtreme Penetrator Handgun Ammunition in .357 Mag with a 140gr solid copper design, delivering a blistering 1550 fps. Engineered for maximum penetration and reliable feeding, this lead-free round features a unique nose that enhances hydraulic velocity, making it an exceptional choice for defensive situations.
32 in stock
Underwood Ammo™ combines our trademark power and precision with Lehigh Defense™ masterfully designed Xtreme Penetrator bullets – the result is one jaw dropping round. This round is solid copper and features a unique nose that maximizes penetration and facilitates consistent and reliable magazine feeding.
This round offers:
- Solid Copper (Lead Free) precision CNC machined design. Good for the environment bad really bad for the target
- Unique nose that increases the hydraulic velocity creating high pressure spikes resulting in a larger permanent wound column and over twice the penetration than most expanding bullets.
- Blunt nose for initial energy transfer and straight deep penetration while allowing for reliable magazine feeding.
- Solid copper construction and cutting edges to punch through entry barriers without deformation or deflection
| Weight | 0.700 lbs |
|---|---|
| Dimensions | 0.300 × 0.300 × 0.200 in |
| Manufacturer | Underwood Ammo |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.
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