Description
Weatherby built the Model 307 action to play nice with the aftermarket, and the Alpine MDT Carbon shows what happens when you lean into that idea from the factory. The two lug, fully cylindrical action shares the Remington 700 footprint, so stocks, triggers, rails, and magazines are easy to come by down the road. Weatherby dropped that action into MDT's HNT26 chassis, a purpose built hunting chassis that runs about 26 ounces thanks to a magnesium alloy core wrapped in carbon fiber at the forend, grip, and buttstock. The result is a 6.5 Creedmoor that tips the scales around 6.6 pounds before glass, which is impressive for a full chassis rifle.
Why the 307 Alpine MDT Carbon Earns Its Pack Space
The folding buttstock chops more than nine inches off the overall length, which matters when you are strapping a rifle to a pack for a long climb. Length of pull and comb height both adjust so you can get a proper cheek weld behind whatever scope you run, and the forend carries an integrated ARCA rail for fast tripod work. Up front, the 22 inch BSF carbon fiber barrel wears a 1:8 twist that stabilizes the heavy, high BC bullets 6.5 Creedmoor is known for, and the threaded 5/8×24 muzzle comes topped with Weatherby's Accubrake DST to tame what little recoil the cartridge produces.
Trigger, Feeding, and Accuracy on the Alpine MDT Carbon
A TriggerTech Field trigger handles fire control with a clean, zero creep break that adjusts externally down to 2.5 pounds. Feeding runs through AICS pattern magazines with a 3+1 capacity, and the bolt strips down without tools if you need to clean it in camp. Weatherby backs every Model 307 with a sub-MOA guarantee, promising three shot groups under an inch at 100 yards with quality factory ammo. For a western hunter who wants chassis rifle stability without chassis rifle weight, this one checks a lot of boxes.
Key Specifications
- Manufacturer Part Number: 3WAMC65CMR4B
- UPC: 747115456765
- Caliber: 6.5 Creedmoor
- Action: Bolt Action (Model 307, 2-Lug)
- Barrel: 22" BSF Carbon Fiber, Threaded 5/8×24
- Twist Rate: 1:8
- Muzzle Device: Weatherby Accubrake DST
- Capacity: 3+1, AICS Magazine Compatible
- Chassis: MDT HNT26 Carbon Fiber / Magnesium Alloy
- Stock: Folding Buttstock, Adjustable Comb and LOP
- Trigger: TriggerTech Field, Externally Adjustable
- Safety: Two-Position
- Overall Length: 31.25" – 44.25"
- Weight: Approx. 6.6 lbs
- Sights: None, Optic Ready
- Accuracy Guarantee: Sub-MOA (3-shot group under 1" at 100 yards)
What’s Included
- Weatherby 307 Alpine MDT Carbon rifle
- One AICS-pattern magazine
- Accubrake DST muzzle brake (factory installed)
- Owner's manual
Frequently Asked Questions
How much does the Weatherby 307 Alpine MDT Carbon weigh?
The 6.5 Creedmoor version comes in around 6.6 pounds bare. The MDT HNT26 chassis itself runs roughly 26 ounces thanks to its magnesium alloy and carbon fiber construction, and the BSF carbon barrel keeps weight off the front end. Once you add a scope and rings, most setups land in the 8 pound range, which is very manageable for backcountry hunting.
Does the 307 Alpine MDT Carbon work with aftermarket parts and magazines?
Yes, and that is one of the biggest selling points of the Model 307 platform. The action follows the Remington 700 footprint, so it accepts a huge range of aftermarket triggers, rails, and mounts. It also feeds from common AICS pattern magazines, so spares are easy to find in different capacities.
Is this rifle suppressor ready?
It is. The 22 inch barrel is threaded 5/8×24, which is the standard pitch for most 6.5mm and .30 caliber suppressors. Just spin off the included Accubrake DST and thread your can on directly. The brake is a directional self-timing design, so reinstalling it later is quick and does not require shims or a wrench session.
How accurate is the Weatherby 307 Alpine MDT Carbon?
Weatherby guarantees sub-MOA performance from every Model 307, meaning a 3-shot group under an inch at 100 yards from a cold barrel with Weatherby factory or premium ammunition. Between the stiff BSF carbon barrel, the chassis bedding, and the TriggerTech Field trigger with its zero creep break, this rifle has the ingredients to shoot well past typical hunting distances. The 1:8 twist also handles heavy match style bullets without issue.





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