Ruger 90145 Hawkeye 5-Round 300 Win Mag Blued Polymer Magazine for Ruger Hawkeye

The Ruger 90145 Hawkeye magazine is an OEM factory replacement designed specifically for Ruger Hawkeye rifles chambered in .300 Winchester Magnum. If you own a Hawkeye in this caliber, this 5-round polymer magazine is the straightforward way to keep a reliable backup on hand or rotate fresh magazines through your shooting rotation. Built to the same exacting standards as the original equipment, it feeds and functions with the dependable performance you expect from Ruger factory parts.

This magazine is manufactured to AICS pattern specifications and tolerances, which means it's compatible not only with your Ruger Hawkeye but also with other firearms that accept AICS-pattern magazines—useful if you're building a compatible rifle ecosystem or want flexibility across multiple guns. The polymer construction keeps it lightweight and corrosion-resistant, and the blued finish matches the typical aesthetic of Hawkeye rifles.

Whether you're stocking up for a season of long-range hunting, building a backup magazine cache, or replacing a worn original, this is the magazine Ruger engineered for your rifle. It's the no-frills choice when you want OEM reliability without surprises.

Key Features

• Factory OEM replacement for Ruger Hawkeye .300 Win Mag rifles
• AICS-pattern compatible with other rifles using that standard
• Durable polymer construction resists corrosion
• 5-round capacity
• Manufactured to precise AICS tolerances for guaranteed fit and function

Specifications

Capacity	5 rounds
Caliber	.300 Winchester Magnum
Firearm Compatibility	Ruger Hawkeye; AICS-pattern rifles
Material	Polymer
Finish	Blued
Manufacturer Part Number	90145

Frequently Asked Questions

Will this magazine work in my Ruger Hawkeye .300 Win Mag?

Yes—this is a factory OEM replacement magazine designed specifically for Ruger Hawkeye rifles in .300 Winchester Magnum.

Is this magazine compatible with other rifles?

It is manufactured to AICS-pattern specifications, so it will work with other firearms that accept AICS-pattern magazines. Check your rifle's compatibility with the AICS standard before assuming cross-rifle use.

How many rounds does it hold?

This magazine holds 5 rounds of .300 Winchester Magnum ammunition.

What material is this magazine made from?

It is constructed of polymer and finished in blued, making it lightweight and corrosion-resistant.