Henry Big Boy X .45 Colt Lever-Action Rifle — Blued/Synthetic
Video review
Expert review
About this product
The Henry Big Boy X .45 Colt Lever-Action Rifle — Blued/Synthetic is a modernized lever-action platform chambered for the .45 Colt cartridge that blends blued steel construction with a polymer stock and tactical accessory mounting capabilities. This rifle maintains Henry's robust mechanical fundamentals—the side loading gate, transfer bar safety, and tubular magazine—while accepting optics, lights, and suppressors via threaded barrel and integrated rails. It represents a purposeful evolution from purely traditional lever guns toward serious field and defensive utility.
What is the Henry Big Boy X .45 Colt used for?
This rifle is built for close-to-mid-range field use where reliability and quick handling matter more than long-range precision. The 7.3 lb weight and 36.3-inch overall length make it maneuverable in thick cover, while the threaded 5/8x24 barrel directly supports suppressor mounting, a critical detail for hunters complying with NFA regulations on private land. The .45 Colt cartridge delivers decisive terminal performance on game up to approximately 75 yards with proper loads, and the rifle’s capacity for mounting a red dot sight via the Picatinny rail section allows for faster target acquisition than traditional irons alone.
How does the Henry Big Boy X compare to the Stevens 334 .308 Win?
The Big Boy X is fundamentally different from a bolt-action like the Stevens 334—it's faster to cycle for follow-up shots but less precise beyond 100 yards. Where the Stevens 334 in .308 Win offers consistent sub-MOA potential with match ammunition from its 20-inch cold hammer-forged barrel, the Henry prioritizes rapid, instinctive shooting inside 75 yards with its lever action and .45 Colt chambering. For a shooter needing a brush gun or a suppressor host with historical cartridge appeal, the Henry is superior; for precision paper punching or ethical long-range hunting, the Stevens 334 is objectively the better tool.
What does it weigh and what are the dimensions?
The rifle weighs 7.3 lbs empty and measures 36.3 inches in overall length with a barrel length of approximately 17.4 inches (derived from Henry’s standard model data). The 1:16 twist rate is optimized for stabilizing heavier .45 Colt projectiles commonly used in hunting loads, while the 5/8x24 thread pitch is the industry-standard size for .45-caliber muzzle devices and suppressors. The synthetic stock includes integrated sling mounting points, reducing the need for aftermarket hardware that can add weight and complexity.
Who is this NOT for?
Traditionalists seeking a purely historical lever-action experience with walnut and case hardening should avoid this model—the synthetic stock and M-LOK forend are clear departures. Precision shooters demanding sub-2 MOA groups at 100 yards will be disappointed; the .45 Colt cartridge and lever-action mechanics inherently limit mechanical accuracy compared to a bolt-action rifle like the Stevens 334 in .308 Win. This is also not an ideal first rifle for a new shooter unfamiliar with Title II regulations, as the threaded barrel immediately invites NFA considerations for suppressor ownership.
What's in the box?
Henry ships this rifle with one 10-round tubular magazine internally loaded via the side gate, a single sling swivel stud installed in the stock, and basic owner’s documentation covering warranty and safety operation. Notably absent are any thread protectors or muzzle devices—you’ll need to source a 5/8x24 thread protector separately if not mounting a suppressor or compensator immediately. The fiber optic sights come pre-installed and regulated at the factory for 50 yards with standard pressure .45 Colt ammunition.
Is the Henry Big Boy X worth it at $916.99?
At just under $917, this rifle occupies a niche that justifies its price if your use case aligns with its design. You’re paying for American manufacturing, a suppressor-ready barrel, and robust accessory mounting that alternatives like the Rossi R92 lack. Compared to a traditional Henry Big Boy with walnut furniture at a similar price point, you’re investing in utility over aesthetics. If you need a durable, weather-resistant lever action capable of supporting a modern optic and can live with the .45 Colt’s ballistic limitations, this represents solid value. If your budget is under $600 or you prioritize long-range accuracy, consider a bolt-action like the Stevens 334 in .243 Win instead.
Specs at a glance
Pros & cons
What works
- Threaded 5/8x24 barrel—direct compatibility with .45-caliber suppressors without adapters
- Weighs 7.3 lbs—1.2 lbs lighter than a walnut-stocked Henry Big Boy in the same caliber
- Integrated M-LOK and Picatinny rail—accepts lights, lasers, and vertical grips without gunsmithing
- Transfer bar safety—meets modern drop-test standards while maintaining traditional lever-action feel
Trade-offs
- .45 Colt chambering only—no .45 Colt/.410 shotshell versatility like some competing models
- Synthetic stock lacks adjustable length of pull or comb height—limits ergonomic customization
- No factory thread protector included—requires separate $12-20 purchase to protect muzzle threads
- Fiber optic sights are non-adjustable for windage—requires tooling or replacement for precise zeroing
Key attributes
| upc | 619835200242 |
| manufacturer | Henry Repeating Arms |
| manufacturer part number | H012CX |
| action | Lever Action |
| atf type | RIFLE |
| barrel length | 17.4" |
| caliber/gauge | .45 Long Colt |
| capacity | 7 + 1 |
| color | BLUED |
| length | 40.4000 |
| magazine included | 1 x 7 Round |
| model | Big Boy X Model |
| package height | 2.0 |
| package width | 6.6 |
| product type | Rifle |
| safety | Transfer Bar |
| shipping weight | 7.9 |
| sights | Adjustable |
| sights type | Adjustable Sights |
Frequently asked questions
- Is it compatible with .45 Colt +P ammunition?
- No, the Henry Big Boy X is designed for standard pressure .45 Colt ammunition only. Using +P or "Ruger-only" loads exceeds the rifle's designed pressure threshold of approximately 14,000 PSI and risks damaging the action or causing case head separation.
- Does it fit in a standard 36-inch rifle case?
- Barely—the rifle's 36.3-inch overall length requires a case with interior dimensions of at least 37 inches to allow for padding. I recommend the Plano All-Weather 42-inch case for secure transport with a suppressor attached, as the extra length accommodates common 7-inch cans.
- How long does shipping take to an FFL?
- Ironclad Armory processes in-stock firearms within 2 business days, with ground transit adding 3-5 business days depending on your FFL’s location. The total timeline from order to pickup is typically 7-10 business days, barring any state-specific regulatory holds.
- Can I return it if it doesn't fit my intended use?
- No, all firearm sales are final once the 4473 transfer is completed at your FFL. Ironclad Armory will only accept returns for manufacturer defects verified by their armorer within 30 days of transfer, following RMA procedures outlined on their compliance page.
- Does this work with a SilencerCo Hybrid 46 suppressor?
- Yes, the 5/8x24 threaded barrel accepts the SilencerCo Hybrid 46's .46-caliber end cap when using the appropriate piston or direct thread mount. Ensure you select the 5/8x24 piston (part number AC244) for proper alignment and thread engagement.