Description
Weatherby has been building magnum rifles since Roy Weatherby's day, but the 307 Alpine MDT is a different animal. It starts with the Model 307, a two lug, fully cylindrical action built in Sheridan, Wyoming that plays nice with the huge world of Remington 700 pattern stocks, triggers, rails, and magazines. That makes this the most open, tinker-friendly platform Weatherby has ever put out, and it comes chambered here in the cartridge that made the company famous, the fast and flat shooting .300 Weatherby Magnum.
A Chassis Built for the Backcountry
Instead of a traditional stock, this rifle rides in MDT's HNT26 chassis, a magnesium and carbon fiber design that weighs just 26 ounces. You get an adjustable cheekpiece, adjustable length of pull, a vertical grip that feels natural behind glass, and a full length ARCA rail up front for fast tripod work. The buttstock folds, trimming more than 9 inches off the overall length, so sliding this rifle into a pack scabbard for a long hike in is no problem at all.
Barrel and Trigger Details on the 307 Alpine MDT
The 26 inch spiral fluted barrel wears Graphite Black Cerakote and comes threaded with Weatherby's Accubrake ST installed, which knocks felt recoil down considerably. That matters with a .300 Wby, and it means follow up shots and long range practice sessions stay pleasant. Pull the brake and you're suppressor ready. The TriggerTech Field trigger breaks clean with zero creep and adjusts externally down to 2.5 pounds, and the three piece bolt strips down completely tool free for cleaning in the field. Every Model 307 is backed by Weatherby's sub-MOA guarantee, a three shot group under an inch at 100 yards with quality factory ammo.
Who the Alpine MDT Makes Sense For
This one is aimed at the hunter who has adopted precision rifle habits, shooting off tripods, dialing turrets, and stretching shots across canyons. It feeds from AICS pattern magazines with a 3+1 capacity and ships ready for the optic of your choice. If you want Weatherby speed in a modern chassis that packs down small, this is the rifle to build your season around.
Key Specifications
- Manufacturer Part Number: 3WAMH300WR8B
- UPC: 747115451838
- Caliber: .300 Weatherby Magnum
- Action: Model 307 Bolt Action, 2-Lug
- Barrel Length: 26", Spiral Fluted, Threaded
- Muzzle Device: Weatherby Accubrake ST
- Capacity: 3+1, AICS Pattern Magazine
- Chassis: MDT HNT26 Folding, 26 oz
- Trigger: TriggerTech Field, Adjustable to 2.5 lbs
- Safety: Two-Position
- Finish: Graphite Black Cerakote
- Overall Length: 48.25" (Folds Down Over 9" Shorter)
- Length of Pull: 12.5" – 13.5", Adjustable
- Sights: None, Optics Ready
- Accuracy Guarantee: Sub-MOA, 3 Shots at 100 Yards
- Country of Origin: USA, Sheridan, WY
What’s Included
- Weatherby 307 Alpine MDT rifle
- One 3-round AICS pattern magazine
- Accubrake ST muzzle brake (installed)
- Owner's manual
Frequently Asked Questions
Is the Weatherby 307 Alpine MDT compatible with Remington 700 accessories?
Yes, and that's one of the biggest draws of the Model 307 platform. The action is a two lug, fully cylindrical design that works with most aftermarket 700 pattern stocks, triggers, rails, and bottom metal. Weatherby calls it the most open platform in their lineup, so upgrading or customizing down the road is easy.
How bad is the recoil on a .300 Weatherby Magnum this light?
The .300 Wby is a stout cartridge, but the factory installed Accubrake ST makes a real difference, cutting felt recoil substantially with its radial port design. Most folks find it very manageable from field positions with the brake on. The threaded muzzle also means you can run a suppressor instead if you prefer.
Does the 307 Alpine MDT come with an accuracy guarantee?
It does. Weatherby guarantees all Model 307 rifles will print a three shot group of .99 inch or better at 100 yards from a cold barrel using Weatherby factory or premium ammunition. That guarantee applies to the original purchaser for two years from the verified purchase date.
How compact does the Alpine MDT get with the stock folded?
Folding the HNT26 buttstock trims more than 9 inches off the overall length, taking this rifle from 48.25 inches down to a size that fits nicely in a pack scabbard or compact case. The chassis itself weighs only 26 ounces, so it carries well on long hikes too. It's a genuinely practical setup for backcountry hunts.



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