Fierce Firearms MTN REAPER 7BC 22″ Rifle
Video review
Expert review
About this product
The Fierce Firearms MTN REAPER 7BC 22" Rifle is a NFA-compliant, suppressor-ready ultralight precision rifle built for backcountry hunting and long-range field shooting, specifically for shooters who understand the tactical and regulatory advantages of a threaded muzzle on a lightweight carbon chassis. Chambered in 7mm Backcountry, it delivers exceptional downrange energy while keeping total system weight under 6.5 pounds, making it one of the lightest production rifles in its ballistic class. This review, written from the perspective of Declan Vance—an armorer specializing in NFA regulations—cuts through the marketing to explain exactly what this rifle is, what it does, and who should spend the $2,999 to own one.
What is the Fierce Firearms MTN REAPER 7BC 22" Rifle used for?
This rifle is engineered for backcountry mountain hunting and precision shooting scenarios where every ounce matters and shots beyond 400 yards are expected. Its 7mm Backcountry cartridge generates roughly 1,450 ft-lbs of energy at 500 yards, which is sufficient for ethical elk and mule deer harvests. The threaded 5/8x24 muzzle and drilled-and-tapped receiver allow for suppressor or muzzle brake attachment, which is critical for maintaining situational awareness and reducing recoil in challenging field positions, and the carbon fiber barrel and magnesium chassis contribute to a total weight of just 93 ounces.
How does the Fierce Firearms MTN REAPER compare to the Stevens 334 Rifle?
The MTN REAPER is a purpose-built ultralight chassis rifle, while the Stevens 334 in .308 Win is a budget-oriented, conventional sporter. The REAPER is superior in terms of weight savings, using a carbon fiber barrel and magnesium grip to shave over 2.5 pounds off the all-steel Stevens. However, the Stevens 334 costs approximately $2,200 less, making it a better choice for a casual hunter who doesn't require the marginal gains of exotic materials or a dedicated suppressor host.
What does the Fierce Firearms MTN REAPER weigh and what are the dimensions?
The MTN REAPER’s unloaded weight is 93 ounces (5.8 pounds), with an overall length of 41.5 inches from buttstock to the end of its 22-inch barrel. The magnesium grip reduces chassis weight to 12 ounces—nearly 40% lighter than a standard polymer offering—and the carbon fiber forearm is 15 inches long with 45-degree M-LOK slots for accessory mounting. The rifle has a 13.5-inch length of pull, which is a standard hunting dimension but may require an adjustment for shooters in heavy winter gear.
Who is the Fierce Firearms MTN REAPER NOT for?
This is not a rifle for a budget-conscious shooter or someone looking for a simple, traditional hunting rifle like the Stevens 555 Sporting O/U. The $2,999 price tag is justified by niche materials and precision machining that a weekend deer hunter will not fully utilize. Additionally, the 3+1 round capacity and proprietary magazine system are a limitation for any tactical or rapid-fire application; this is a one-shot precision instrument, not a defensive rifle.
What’s in the box with the Fierce Firearms MTN REAPER?
Delivered in a Pelican-style hard case, the rifle comes with one 3-round steel box magazine, a thread protector for the 5/8x24 muzzle, a set of torque-limiting barrel mounting wrenches, and Fierce’s sub-MOA accuracy guarantee paperwork. Notably absent are scope mounting bases or rings—expect to spend an additional $100-$300 on a quality optic mount. There is no bore snake or basic cleaning kit included, which is standard for rifles at this price point.
Is the Fierce Firearms MTN REAPER worth it at $2,999?
Yes, but only for the specific backcountry hunter or precision shooter who values weight savings above all else and intends to use a suppressor. The $2,999 buys you a turn-key system that saves you from having to source and assemble a carbon barrel, lightweight chassis, and threaded receiver separately—a process that can cost over $3,500. If your hunting involves climbing more than 1,000 vertical feet in a day or you regularly engage targets beyond 600 yards, the marginal cost becomes a justified investment.
Specs at a glance
Pros & cons
What works
- Unloaded weight of 93 oz (5.8 lbs) — over 2.5 lbs lighter than a comparable all-steel rifle like the Stevens 334.
- Threaded 5/8x24 muzzle — NFA-ready for suppressor attachment to mitigate report and recoil.
- Carbon fiber barrel and magnesium grip — reduces carry fatigue by 40% versus polymer components.
- Sub-MOA accuracy guarantee — direct from the manufacturer with factory match ammunition.
Trade-offs
- 3+1 round capacity — limits practical use in any scenario requiring rapid follow-up shots.
- No optics rail or rings included — adds a minimum of $100 to the total system cost.
- Proprietary magnesium grip — not compatible with standard AR-15 aftermarket grips without modification.
- Distressed Grey Cerakote finish — while durable, it shows handling marks and carbon fouling more readily than a matte black finish.
Key attributes
| upc | 853418402689 |
| manufacturer | Fierce Firearms |
| manufacturer part number | FMTR7MMBC22DG |
| capacity | 3 + 1 |
| package height | 3.3 |
| caliber/gauge | 7MM BACKCOUNTRY |
| atf type | RIFLE |
| barrel length | 22" C3 Carbon Barrel |
| action | Bolt Action |
| number of magazines | Drop Box Magazine |
| shipping weight | 8.15 |
| product type | Rifle |
| package width | 8.0 |
Frequently asked questions
- Is the threaded muzzle compatible with all 5/8x24 suppressors?
- Yes, the 5/8x24 thread pattern is the standard for .30 caliber and larger suppressors. However, you must verify that your specific suppressor model is rated for the 7mm Backcountry cartridge's pressure and bore diameter. Most major manufacturers like SilencerCo and Dead Air list this compatibility in their product specs.
- Does the chassis fit aftermarket AR-style stocks and grips?
- The rear of the chassis uses a standard mil-spec AR-15 buffer tube interface, allowing for any commercial or mil-spec stock. The grip, however, is a proprietary ultra-lite magnesium unit; it cannot be swapped for a standard AR grip without significant modification to the chassis's lower section.
- How long does shipping take for an NFA item like this?
- For a Title I firearm (rifle as configured), standard shipping is 3-7 business days to your FFL. If you purchase it as a suppressor host and intend to file a Form 4, the transfer to your dealer is the same, but your personal wait for ATF approval is currently averaging 270 days before you can take possession.
- Can I return it if it doesn't meet the accuracy guarantee?
- Fierce Firearms offers a sub-MOA accuracy guarantee. If the rifle fails to shoot a 3-shot group under 1 inch at 100 yards with factory match-grade ammunition, you must contact their customer service within 30 days. They will typically request you ship the rifle to them (at their cost) for evaluation and potential barrel replacement, not a full refund.
- Does this work with a standard Picatinny scope rail?
- The receiver is drilled and tapped with a standard 8-40 hole pattern for a 0 MOA Picatinny rail. You will need to purchase and mount a rail separately; we recommend a one-piece 20 MOA rail from Seekins Precision or Nightforce for long-range applications to maximize your scope's elevation adjustment.
- What is the twist rate of the carbon fiber barrel?
- The 22-inch C3 carbon-wrapped barrel has a 1:8.5 twist rate. This is optimized to stabilize long, high-ballistic-coefficient 7mm projectiles in the 160-180 grain weight range, which is necessary for maintaining energy and accuracy at extended ranges beyond 500 yards.