Weatherby 307 Alpine MDT 6.5 WBY RPM Chassis Rifle

The Weatherby 307 Alpine MDT 6.5 WBY RPM Chassis Rifle is a purpose-built mountain rifle that combines Weatherby’s proven 307 bolt-action platform with the lightweight, modular MDT HNT26 chassis system. Chambered in the high-velocity 6.5 WBY RPM cartridge, this rifle delivers flat trajectories and hard-hitting energy for backcountry hunting and long-range precision. Designed for shooters who demand accuracy in a compact, packable package, it features a fluted and threaded barrel with an included muzzle brake, a TriggerTech trigger, and AICS-pattern detachable magazines. At 6.5 pounds bare, it’s a serious tool for serious hunters.

Manufacturer	Weatherby
Model	307 Alpine MDT
Material	Carbon fiber stock / magnesium chassis (MDT HNT26)
Compatibility	AICS-pattern detachable magazines; optics-ready with integrated rail
Finish	Matte black barrel and action; carbon-fiber stock
Weight	6.5 lbs (per manufacturer specs)
Condition	New

Key Features

• MDT HNT26 Chassis System: Why it matters — This magnesium/carbon-fiber chassis saves weight without sacrificing rigidity, and the foldable buttstock lets you stow the rifle in a pack for quick deployment.
• 6.5 WBY RPM Chambering: Why it matters — This cartridge pushes a 140-grain bullet at over 3,100 fps, giving you the reach to take game at 500+ yards with minimal wind drift.
• TriggerTech Trigger: Why it matters — A crisp, adjustable trigger with zero creep reduces shooter error and tightens groups, especially in cold conditions.
• Fluted, Threaded Barrel with Muzzle Brake: Why it matters — The fluting dissipates heat faster and reduces weight; the threaded barrel accepts suppressors, and the included brake cuts felt recoil by up to 40%.
• AICS Magazine Compatibility: Why it matters — Use standard AICS-pattern magazines (5- or 10-round) for reliable feeding and fast reloads in the field.

Who It’s For

This rifle is built for the backcountry hunter who hikes miles to reach high-country elk or mule deer, and for the precision shooter who needs a lightweight rig that still holds sub-MOA accuracy. It’s also ideal for concealed carriers who want a compact, packable rifle for emergency self-defense or survival scenarios. If you’re running a lightweight backpacking setup and need a rifle that folds down to 29 inches, this is your platform.

Pros and Cons

• Pros: Ultra-light at 6.5 lbs; foldable stock for compact carry; excellent trigger; high-velocity 6.5 WBY RPM cartridge; AICS magazine compatibility.
• Cons: The 6.5 WBY RPM ammo is less common than 6.5 Creedmoor — you may need to order online or stock up. Also, the carbon-fiber stock can feel a bit slick in wet conditions without a wrap.

Comparison vs. Competitors

Feature	Weatherby 307 Alpine MDT	Zev Technologies ZEV 308	Lone Wolf Distributors LWD-6.5
Weight	6.5 lbs	8.2 lbs	7.8 lbs
Stock	MDT HNT26 carbon/magnesium	Aluminum chassis	Synthetic stock
Cartridge	6.5 WBY RPM	.308 Win	6.5 Creedmoor
Trigger	TriggerTech	Standard factory	Timney drop-in
Foldable Stock	Yes	No	No
Price	$2,999	$2,499	$1,899

According to Weatherby specs, the 307 Alpine MDT delivers a 5-shot group under 0.75 MOA with match ammunition. One honest drawback: the 6.5 WBY RPM has a shorter barrel life than slower cartridges — expect around 1,500-2,000 rounds before accuracy degrades.

Frequently Asked Questions

What is the weight of the Weatherby 307 Alpine MDT?

The rifle weighs 6.5 lbs bare, per manufacturer specs. With scope and loaded magazine, expect around 7.5-8 lbs.

Does it come with a muzzle brake?

Yes, a Weatherby-branded muzzle brake is included and installed from the factory. It reduces recoil by approximately 40%.

What magazines does it use?

It accepts AICS-pattern detachable box magazines. A 5-round magazine is included.

Is the stock foldable?

Yes, the MDT HNT26 chassis has a folding buttstock that reduces overall length to 29 inches for transport.

Is this rifle optics-ready?

Yes, the receiver has an integrated Picatinny rail for mounting scopes, red dots, or other optics.

✔ Nationwide delivery (all 50 states)
✔ Ships 1-2 business days
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Explore more Bolt Action Rifles or Chassis Systems for your next build. Last updated: April 2026.