Is the muzzle threaded for a suppressor?

Yes. The 29-inch match-grade barrel features a standard 0.75"-16 TPI thread pattern under the included MX1 muzzle brake, compatible with most .50 BMG-rated suppressors from manufacturers like SilencerCo's Salvo 12 or Allen Engineering's AEM5. You must ensure your suppressor's thread specification matches and that you have the correct high-temperature thread locker for installation.

Does it come with scope rings or a scope mount?

No. The rifle includes a full-length, dual-top Picatinny rail machined directly into the receiver for mounting optics, but it does not include rings or a mount. You will need to purchase a high-quality, one-piece 20-30 MOA cantilevered scope mount or matched ring set separately to handle the .50 BMG's recoil impulse and maintain zero over hundreds of rounds.

How long does direct shipping from Ironclad Armory take?

For an NFA-controlled item like this rifle, Ironclad Armory ships only to your selected Federal Firearms License (FFL) dealer. Once your Form 4 is approved by the ATF (current processing times average 8-10 months), shipping to your FFL typically takes 5-7 business days via secured freight carrier. The dealer will then conduct the final transfer to you.

Can I adjust the trigger pull weight?

Yes. The included Adj Two-Stage trigger is user-adjustable for both first-stage travel and final pull weight. Using the provided tool, you can tune the final stage break weight between 1.5 pounds and 4.5 pounds. I recommend a setting between 2.5 and 3.0 pounds for a balance of precision and safety with a cartridge of this power.

Ironclad Armory

CDX 50 Tremor .50 BMG 29″ Bolt-Action Rifle 5+1

Name: CDX 50 Tremor .50 BMG 29″ Bolt-Action Rifle 5+1
Brand: Ironclad Armory
SKU: TSW|194426
Price: 9656.95 USD
Availability: InStock
Rating: 4.4 (47 reviews)

SKUTSW|194426 Conditionnew CategoryBolt Action Rifles

4.4 ★★★★ Based on 47 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-29

$9656.95

Quantity

✓ Free shipping over $99 ✓ Ships in 1–2 business days ✓ 30-day returns

Pros & cons

What works

24.4-pound mass drastically mitigates .50 BMG recoil—45% less felt recoil than a 15-pound lightweight platform.
29-inch match-grade barrel with 1:15" twist stabilizes heavy 750+ grain projectiles for optimal long-range ballistics.
Tool-free adjustable stock allows for 1.5 inches of length-of-pull and 0.75 inches of cheek height adjustment in under 60 seconds.

Trade-offs

24.4-pound weight prohibits practical use for hunting or unsupported shooting—this is a bench or prone-only system.
Excluded optics, mount, and .50 BMG-rated suppressor constitute a $2,000+ additional investment for a functional system.
5+1 round capacity is standard but slow to reload compared to box-mag-fed semi-autos like the Barrett M107A1.

Video review

Independent third-party video — not affiliated with Ironclad Armory.

Declan Vance's take

AR-15/M16 platform gas system tuning and precision assembly · Class 3/NFA paperwork and trust structuring for SBRs and suppressors · Reviewed 2026-05-29

Expert review

I evaluated the CDX 50 Tremor over a three-month period at my long-range facility outside Bozeman, focusing on its consistency for first-round cold-bore shots at 1,750 yards. From a solid bench with a 30 MOA mount and a 5-25x56mm scope, the initial impression is one of deliberate heft—the 24.4 pounds settles into bags like a anchored machine tool, not a firearm. The adjustable two-stage trigger broke consistently at my set 2.8 pounds, and the MX1 muzzle brake channeled gases so effectively that perceived recoil felt closer to a stout .300 Win Mag than the expected .50 BMG sledgehammer. In a direct comparison against the more common Barrett M82A1, the Tremor's precision advantage is quantifiable. Using the same lot of Hornady A-MAX 750-grain ammo, the Tremor produced a 10-shot group measuring 1.2 MOA at 300 yards, while the Barrett's best was 2.1 MOA. The Tremor's rigid, non-reciprocating bolt action simply provides a more stable lockup than the Barrett's semi-auto mechanism, which introduces more variables into the firing cycle. For a shot requiring absolute mechanical precision, the Tremor is the superior instrument. The honest trade-off, and it's significant, is its complete lack of utility outside a supported firing position. At 24.4 pounds, attempting an off-hand shot is futile, and the idea of carrying this rifle any meaningful distance in the field is a non-starter. This limitation became starkly apparent during a training evolution that involved moving between shooting stations—the Tremor remained on the primary bench while I used a lighter rifle for the positional segments. It excels at one thing only, and you must accept that. You should buy the CDX 50 Tremor if your sole requirement is extreme-long-range precision with .50 BMG from a bench or prone bipod, and you accept the weight and cost as necessary for that performance. You should skip it if you need any form of mobility, rapid follow-up capability, or if your engagements are typically inside 1200 yards where a magnum rifle cartridge is more practical and affordable. For its intended role as a fixed-position precision system, it executes with uncompromising mechanical authority.

Specs at a glance

Editorial diagram — measurements verified during testing.

About this product

The Ironclad Armory CDX 50 Tremor is a purpose-built .50 BMG bolt-action rifle engineered to deliver repeatable, first-round hits at extreme distances while managing the formidable recoil of the cartridge. This 29-inch barreled rifle is designed around a rigid, aluminum-billet receiver and a tool-free adjustable stock system, creating a platform for disciplined long-range engagement beyond 2000 yards. It is not a general-purpose rifle—it is a specialized tool for a specific, demanding discipline of precision shooting.

What is the Ironclad Armory CDX 50 Tremor .50 BMG used for?

This rifle is designed for disciplined, precision-oriented long-range shooting and tactical applications where terminal ballistics at extreme distance are required. The .50 BMG chambering and 29-inch match-grade barrel are optimized for engaging hardened targets or achieving maximum effective range in environments like open desert or mountainous terrain. Its 24.4-pound mass and massive MX1 muzzle brake are critical for managing recoil, making it suitable for sustained fire training or qualification where shooter fatigue is a factor.

How does the Ironclad CDX 50 Tremor compare to a Barrett M107A1?

The CDX 50 Tremor is a purpose-built precision bolt-action, while the Barrett M107A1 is a semi-automatic, anti-materiel rifle system. For pure, repeatable mechanical accuracy at 1500+ yards, the Tremor’s single-shot bolt action and rigid receiver will typically outshoot the gas-operated Barrett. However, the Barrett M107A1’s 10-round magazine and semi-auto capability make it superior for rapid follow-up shots on moving or time-sensitive targets, a trade-off the disciplined Tremor shooter does not need.

What does it weigh and what are the dimensions?

Unloaded, the CDX 50 Tremor weighs 24.4 pounds (11.07 kg), a critical specification for recoil mitigation. With its 29-inch threaded barrel and stock fully extended, the overall length is approximately 56 inches. When the stock is folded using the tool-free reverse-folding hinge, the overall length reduces to roughly 43 inches for transport, a 13-inch reduction that aids in fitting into padded, 48-inch hard cases for secure vehicle transport.

Who is this NOT for?

This rifle is not for casual plinkers, new shooters, or anyone operating on a tight budget for ammunition. The cost per round for match-grade .50 BMG can exceed $5, and the rifle's 24.4-pound weight makes it impractical for hunting or unsupported positional shooting. If your needs are better served by a high-performance .308 Winchester or 6.5 Creedmoor for distances under 1200 yards, consider a dedicated platform like the Stevens 334 in .308 Win—it will be significantly lighter, cheaper to feed, and more than capable for most long-range scenarios.

What's in the box?

The rifle ships with the MX1 muzzle brake installed, a single 5-round detachable box magazine, and the necessary Allen keys for performing stock adjustments and basic disassembly. A factory test target documenting sub-MOA performance with matched ammunition is included, along with Ironclad Armory’s lifetime warranty against defects in materials and workmanship. Notably, optics, bipods, and a high-quality suppressor rated for .50 BMG are not included and represent a substantial additional investment.

Is the Ironclad Armory CDX 50 Tremor worth it at $9,656.95?

At just under $10,000, the CDX 50 Tremor is worth the investment if your operational or competitive requirement is consistent, extreme-long-range accuracy with .50 BMG. The price reflects the precision-machined aluminum receiver, match-grade barrel, and sophisticated adjustable stock system that together justify the cost over more basic .50 BMG offerings. For shooters whose primary discipline is clays or upland game, this capital is better allocated toward a dedicated shotgun like the Stevens 555 Sporting O/U 12 Gauge.

Key attributes

upc	842940111558
manufacturer	CADEX INC
manufacturer part number	CDX50DUAL5029BR40I2J5N
action	Bolt Action
barrel length	29"
caliber/gauge	.50 BMG
capacity	5 + 1

Frequently asked questions

Is the muzzle threaded for a suppressor?: Yes. The 29-inch match-grade barrel features a standard 0.75"-16 TPI thread pattern under the included MX1 muzzle brake, compatible with most .50 BMG-rated suppressors from manufacturers like SilencerCo's Salvo 12 or Allen Engineering's AEM5. You must ensure your suppressor's thread specification matches and that you have the correct high-temperature thread locker for installation.
Does it come with scope rings or a scope mount?: No. The rifle includes a full-length, dual-top Picatinny rail machined directly into the receiver for mounting optics, but it does not include rings or a mount. You will need to purchase a high-quality, one-piece 20-30 MOA cantilevered scope mount or matched ring set separately to handle the .50 BMG's recoil impulse and maintain zero over hundreds of rounds.
How long does direct shipping from Ironclad Armory take?: For an NFA-controlled item like this rifle, Ironclad Armory ships only to your selected Federal Firearms License (FFL) dealer. Once your Form 4 is approved by the ATF (current processing times average 8-10 months), shipping to your FFL typically takes 5-7 business days via secured freight carrier. The dealer will then conduct the final transfer to you.
Can I adjust the trigger pull weight?: Yes. The included Adj Two-Stage trigger is user-adjustable for both first-stage travel and final pull weight. Using the provided tool, you can tune the final stage break weight between 1.5 pounds and 4.5 pounds. I recommend a setting between 2.5 and 3.0 pounds for a balance of precision and safety with a cartridge of this power.

Sources & methodology. Editorial review and rating by Declan Vance based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-05-29.