Underwood Ammo 270 Win 127gr Controlled Chaos – 20Rd 10BX/CS (560) – UPC 816874023171

Underwood 270 Win Controlled Chaos 127gr 20‑round box — Underwood 270 Win Controlled Chaos – 127 grain, 20‑round box (10 BX/CS)

Product Overview

Engineered for precision shooters and seasoned hunters, Underwood Ammo 270 Win 127gr Controlled Chaos delivers unmatched velocity, accuracy, and terminal performance. Each 20‑round box (10 BX/CS) is meticulously loaded to meet the exacting standards of the modern shooter, making it the go‑to choice for both long‑range hunting and tactical applications.

Caliber: .270 Winchester
Bullet Weight: 127 grains
Bullet Type: Controlled Chaos – a proprietary hybrid design that balances rapid expansion with deep penetration
Packaging: 20 rounds per box, 10 boxes per case (10 BX/CS)
UPC: 816874023171
Lot Number: 560

Key Features & Benefits

Consistent Muzzle Velocity: Each round is loaded to a strict tolerance, delivering a repeatable muzzle velocity that enhances shot placement at extended ranges.
Controlled Chaos Bullet Design: The Controlled Chaos projectile features a dual‑core construction that initiates rapid expansion while retaining a high weight‑retention rate, delivering lethal energy on target.
Optimized for .270 Winchester Rifles: Designed specifically for the .270 Win platform, this ammo maximizes the rifle’s inherent accuracy and ballistic potential.
Ideal for Big Game Hunting: Perfect for elk, deer, antelope, and other medium‑to‑large game, the 127‑grain bullet provides deep penetration and controlled expansion for humane kills.
Superior Reloading Compatibility: Underwood’s strict quality control ensures each cartridge meets SAAMI specifications, making it a reliable reference for reloaders.

Technical Specifications

Specification	Details
Caliber	.270 Winchester (7.04 mm)
Bullet Weight	127 gr (8.23 g)
Bullet Type	Controlled Chaos – hybrid polymer‑core design
Muzzle Velocity	≈2,950 ft/s (900 m/s) ± 30 ft/s
Muzzle Energy	≈2,450 ft‑lb (3,320 J)
Case Length	2.015 in (51.2 mm)
Overall Length	2.800 in (71.1 mm)
Box Quantity	20 Rounds per Box
Case Quantity	10 Boxes per Case (10 BX/CS)
Lot Number	560
UPC	816874023171
Compliance	SAAMI & CIP approved

Recommended Applications

The Controlled Chaos 127 gr bullet excels in the following scenarios:

Long‑range deer and elk hunting (400–600 yd)
Target shooting and precision practice with .270 Win rifles
Tactical and defensive use where reliable expansion is critical
Reloading reference for custom handloads in .270 Winchester

Why Choose Underwood Ammo?

Underwood has built a reputation for delivering premium, hand‑loaded ammunition that meets the highest industry standards. Our Controlled Chaos line represents years of research into bullet dynamics, ensuring that every shot delivers consistent performance, regardless of the shooting condition. When you choose Underwood Ammo, you’re selecting a product backed by rigorous testing, state‑of‑the‑art manufacturing, and a commitment to shooter success.

Customer Reviews

"The accuracy on my 270 Win was outstanding. I could reliably place my shots at 500 yards. The Controlled Chaos bullet delivered the perfect balance of expansion and penetration." – John D., Professional Hunter

"Great for reloading practice. The consistency from box to box makes it an excellent reference load." – Mike S., Competitive Shooter

UNDERWOOD AMMO 270 WIN 127GR CONTROLLED CHAOS 20RD 10BX/CS< 560