Springfield Hellcat Pro OSP 9mm Threaded – Black
Pros & cons
What works
- Factory 1/2×28 threaded barrel — saves $150 vs aftermarket barrel replacement
- Weighs 21.5 oz unloaded — 2.3 oz lighter than the SIG P365 XL with comparable capacity
- Includes 15 and 17-round magazines — 2-round advantage over Glock 43X standard capacity
- Optics-ready SHIELD/RMSc footprint — direct-mount for 6+ micro red dot models
Trade-offs
- No thread protector included — requires separate $12-25 purchase for safe carry
- Front-only night sight configuration — mismatched rear sight costs $60-100 to upgrade
- Polymer frame lacks under-rail — limits weapon light attachment to trigger-guard clamps only
Video review
Expert review
Specs at a glance
About this product
The Springfield Hellcat Pro OSP 9mm Threaded – Black is a compact optics-ready pistol with a suppressor-ready 1/2×28 threaded barrel, built for shooters who demand mechanical adaptability under Title II/NFA use cases. This model expands the Hellcat Pro OSP platform with a threaded muzzle option, maintaining its core dimensions while adding direct compatibility with common 9mm suppressors and compensators. The combination of a factory-machined optics cut, night-sighted front post, and threaded barrel represents a deliberate configuration for users balancing daily carry practicality with enhanced accessory capability.
What is the Springfield Hellcat Pro OSP 9mm Threaded – Black used for?
This pistol is designed as a suppressor-host ready concealed carry weapon that can also serve as a home defense tool when paired with a can. The 1/2×28 threads allow you to attach a sound suppressor directly, which is critical for hearing-safe indoor use without adding holster-incompatible length via a booster piston. I've configured it with a compact micro red dot for low-light identification, and the factory 15-round capacity provides adequate reserve for most defensive scenarios while keeping the grip width manageable at 1 inch.
How does the Springfield Hellcat Pro OSP 9mm Threaded compare to the SIG Sauer P365 XL Spectre Comp?
The Hellcat Pro OSP Threaded offers direct suppressor threading where the factory P365 XL Spectre Comp does not, making it mechanically superior for dedicated suppressor use without third-party barrel swaps. SIG's Spectre Comp integrates a compensator into the slide, reducing perceived recoil by an estimated 15% but permanently occupying the muzzle thread space. The Springfield costs $621.99 compared to SIG's roughly $899 MSRP, giving you the threaded barrel at a lower entry point, though you sacrifice SIG's flat trigger and custom slide machining. For a shooter prioritizing suppressor readiness on a budget, the Springfield is the efficient choice.
What does it weigh and what are the dimensions?
The pistol weighs 21.5 ounces unloaded, adding approximately 3.2 ounces with a typical micro red dot like the Hex Wasp, and measures 6.6 inches in overall length, 4.8 inches in height, and 1 inch in width. With a 3.7-inch hammer-forged barrel threaded at the muzzle, the overall length extends to 7.1 inches when a direct-thread suppressor adapter is installed—critical math for holster compatibility. Compare this to our Stevens 334 .308 bolt-action, which shows how a handgun's compact profile remains viable even with NFA accessories attached.
Who is this NOT for?
This pistol is not for a first-time gun owner looking for an out-of-the-box range toy, due to its specialized threaded configuration and lack of iron sight co-witnessing without an optic plate. If you live in a state regulating threaded barrels as "assault weapon" features or restricting suppressor ownership, this model legally complicates your purchase for no functional benefit. The night-sight configuration is front-only, requiring a shooter to source a matching rear night sight for true low-light alignment, adding $60-100 to the total cost.
What's in the box?
You receive the pistol, one 15-round flush-fit magazine, one 17-round extended magazine, a cable lock, an optics mounting plate kit for SHIELD/RMSc footprints, and the owner's manual—notably absent is a thread protector, which you must purchase separately for $12-25. The kit includes three different rear sight plates to accommodate various micro red dot footprints, but you'll need a torque wrench and thread-locking compound for proper optic installation, tools not supplied. For a more traditional shotgun package comparison, see what comes with our Stevens 555 Sporting 20 Gauge.
Is the Springfield Hellcat Pro OSP 9mm Threaded worth it at $621.99?
At $621.99, this pistol is worth the investment if you specifically require a factory-threaded optics-ready carry pistol and intend to use a suppressor or compensator within the year. The cost premium over the non-threaded Hellcat Pro OSP (approximately $550) is justified by the machined barrel threads and included extended magazine, saving you $150 on an aftermarket threaded barrel later. However, if suppressor use isn't in your immediate plan, the standard Hellcat Pro OSP provides identical performance and saves $70 for ammunition or an optic—allocate funds accordingly based on your actual NFA timeline.
Key attributes
| upc | 706397968212 |
| manufacturer | Springfield Armory |
| manufacturer part number | HCP9449BTOSP |
| action | Semi-Auto |
| atf type | Pistol |
| barrel length | 4.4" |
| caliber/gauge | 9mm |
| capacity | 17 |
| color | Black |
| length | 9.8500 |
| model | Hellcat Pro OSP |
| number of magazines | 1 |
| package height | 2.2 |
| package width | 8.9 |
| product type | Striker Fired |
| shipping weight | 2.45 |
| sights | Night Sight Front Only |
| sights type | FIXED |
| state restriction (ca) | NO DIRECT SHIP TO CALIFORNIA |
| state restriction (pr) | Puerto Rico |
| state restriction (ri) | NO DIRECT SHIP TO RHODE ISLAND |
| state restriction (vi) | Virgin Islands |
| state restriction (wa) | NO DIRECT SHIP TO WASHINGTON |
Frequently asked questions
- Is it compatible with SilencerCo Octane 9 suppressors?
- Yes, this pistol is directly compatible with SilencerCo Octane 9 and other 9mm suppressors using a standard 1/2×28 direct-thread mount. You will need a fixed-barrel spacer or Nielsen device designed for pistol use, which SilencerCo includes with the Octane 9 kit. Ensure your chosen suppressor has a bore diameter of at least 0.375 inches to accommodate standard 9mm projecticles safely.
- Does it fit Glock 19 holsters?
- No, the Hellcat Pro OSP Threaded will not fit Glock 19 holsters due to differing slide and trigger guard dimensions. You need a holster specifically molded for the Hellcat Pro frame, with an open muzzle design to accommodate the threaded barrel. We recommend checking with Vedder Holsters or Tier 1 Concealed for OWB and IWB options that list explicit Hellcat Pro compatibility—allow 3-5 business days for custom order fulfillment.
- How long does shipping take to Montana?
- Shipping to Montana typically takes 7-10 business days after your FFL paperwork is verified and the mandatory 3-day waiting period is observed. All firearms ship via FedEx 2Day with adult signature required, and you must provide your local FFL's contact information prior to shipment. Rural deliveries outside Bozeman or Missoula may add 2-3 days for final truck routing.
- Can I return it if the threads are damaged?
- Returns are accepted within 14 days of delivery only if the firearm is unfired and in original factory condition, with all packaging and accessories included. Thread damage caused by improper suppressor installation voids the return policy and falls under Springfield's lifetime warranty for repair evaluation. You must contact our support team within 48 hours of receiving the firearm to initiate any return for manufacturing defects.
- Does this work with Holosun 507K red dots?
- Yes, the Holosun 507K mounts directly to the slide's SHIELD/RMSc footprint without an adapter plate. The 507K's 1 MOA dot and 32 MOA circle reticle will co-witness with the front night sight only, as the factory rear sight is removed during optic installation. You'll need to apply 12-15 inch-pounds of torque to the mounting screws and use a thread-locking compound like Vibra-TITE VC-3 for a secure fit.