Gold Country Razorback — 139-Grain .284 Long-Range Controlled-Penetration Bullet

Gold Country Razorback — 139-Grain .284 Long-Range Controlled-Penetration Bullet

$49.95

Built for shooters who tune rifles, not spreadsheets.

The 139-grain .284 Razorback offers the same controlled-penetration architecture as the 140-grain, with subtle mass and harmonic differences for rifles that prefer a slightly lighter node.

Description

Built for the Rifle That Chooses Its Own Node

Not every rifle settles cleanly at the same weight.

The 139-grain Razorback exists for shooters who have learned that barrel harmonics, dwell time, and seating depth can matter more than round numbers.

This bullet carries the same Razorback design priorities — structural integrity, delayed deformation, and straight-line penetration — while offering a slightly different mass balance for rifles that resist the 140-grain norm.


Why the 139-Grain Razorback Exists

The 139-grain Razorback is not a compromise weight.
It is a tuning weight.

It exists for rifles that:

  • group tighter just below 140 grains

  • stabilize more consistently at marginal velocities

  • prefer a slightly altered pressure curve

  • benefit from seating flexibility without compression

In real rifles, one grain can move a harmonic node.
This bullet exists for shooters who listen when their rifle speaks.


Serrated Jacket, Supported Lead, LD Geometry

Like all Razorback bullets, the 139-grain version uses:

  • a serrated copper jacket

  • lead carried fully to the nose

  • Long-Distance (LD) ogive geometry

This ensures:

  • deformation begins inside penetration

  • mass stays intact longer

  • directional stability is maintained through resistance

No polymer tips.
No fragile initiation.
Just structure doing work.


Controlled Penetration Across Variable Impact Speeds

This bullet is designed to:

  • penetrate straight

  • deform gradually

  • maintain a consistent crush path

It performs reliably across:

  • close-to-mid distance velocities

  • extended-range impact windows

  • mixed tissue and bone

It is not built for dramatic expansion.
It is built for predictable outcomes.


Hand-Swaged, Match-Quality Construction

Every 139-grain Razorback is hand swaged to ensure:

  • consistent jacket concentricity

  • uniform core placement

  • repeatable balance

Match-grade quality for shooters who test, tune, and verify — not guess.

Referenced In

Gold Country Bullet Systems

 

Important Note:
These bullets are a semi-flat nose. If intended use is in a 7-30 Waters lever action rifle, you need to load one in the chamber and one in the magazine. Not recommended to fill the magazine due to the fact it is not a true flat nose bullet.

 

No profile found for this bullet.


Cartridge Powder Charge Velocity COAL Source
7mm-08 Remington IMR 4350 41.0-44.5 gr 2600-2800 fps 2.800" Hodgdon
7-30 Waters H322 30.5-32.0 gr 2350-2500 fps 2.550" Hornady Manual
7mm Mauser H4350 42.0-44.5 gr 2600-2750 fps 3.070" Hornady Manual

Specifications

  • Brand: Gold Country Ammo

  • Bullet Line: Razorback

  • Diameter: .284

  • Weight: 139 Grain

  • Construction: Copper jacketed, lead core

  • Design: Serrated jacket, lead-to-tip

  • Profile: Long-Distance (LD) ogive

  • Manufacturing: Hand swaged

  • Quality: Match grade

  • Intended Use: Long-range controlled-penetration hunting, precision shooting

  • Quantity: 50 bullets per box

Additional information

Weight 1.4 lbs
Dimensions 4 × 4 × 4 in
Package QTY

Diameter

Jacketed

Jacket Type

Condition

Product Type

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