S&W M&P45 M2.0 OR 5.12″ Threaded .45 ACP 2x10RD
Video review
Expert review
About this product
The Smith & Wesson M&P45 M2.0 OR 5.12″ Threaded is a full-size striker-fired .45 ACP pistol with an optics-ready slide and factory-threaded barrel, designed for serious shooters who demand suppressor and red-dot compatibility without aftermarket modifications. This platform combines Smith & Wesson's proven M2.0 embedded chassis system with critical modern features that eliminate gunsmithing costs and NFA compliance headaches for registered owners. Built on a polymer frame with stainless steel reinforcement, it represents the current evolution of duty-proven design meeting contemporary accessory demand.
What is the S&W M&P45 M2.0 OR used for?
This pistol serves as a suppressor-ready host platform and optical sight foundation for competitive shooting, home defense, and tactical training applications. The 5.12-inch threaded barrel accepts .578x28 muzzle devices without adapter sleeves, while the SHIELD/RMSc optic footprint directly mounts micro red dots like the Holosun 507K. With two 10-round magazines included, it balances capacity with ergonomic adaptability across shooting disciplines where .45 ACP's stopping power remains relevant.
How does the M&P45 M2.0 compare to the FN 545 Tactical?
The M&P45 M2.0 achieves superior ergonomic customization through four interchangeable grip inserts versus FN's fixed texture, though the FN 545 Tactical provides marginally better out-of-box trigger break at 4.5 pounds compared to the M&P's consistent 5.5-pound pull. Both accept suppressors and optics, but Smith & Wesson's platform saves approximately $200 in initial cost while offering more comprehensive grip modularity for hand size variations—critical for shooters with smaller hands who still require .45 ACP performance.
What does it weigh and what are the dimensions?
Unloaded weight measures 30.3 ounces with an overall length of 8.2 inches and height of 5.6 inches, making it comparable to full-size 1911 platforms but with modern polymer construction. The 5.12-inch cold hammer-forged barrel provides optimal dwell time for suppressor gas management, while the 1:16 twist rate stabilizes 230-grain ammunition within 2-inch groups at 25 yards from a rested position. Grip circumference adjusts from 5.4 to 5.9 inches through included palmswell inserts, accommodating nearly all adult hand sizes without aftermarket purchases.
Who is this NOT for?
Concealed carry applicants should avoid this platform due to its 8.2-inch overall length and 30.3-ounce unloaded weight, which creates printing issues even under winter clothing. Shooters seeking maximum capacity should consider the Stevens 334 in .308 Win for rifle-caliber performance, as .45 ACP inherently limits practical magazine capacity compared to 9mm or .40 S&W alternatives. Those in restrictive states requiring 10-round limits will find compliance built-in, but high-capacity seekers must look elsewhere.
What's in the box?
Smith & Wesson includes two 10-round magazines, four interchangeable grip inserts, a thread protector, cable lock, and owner's manual—everything needed for immediate range use except optics and ammunition. The optics-ready slide ships with plastic filler plates that must be removed for optic installation, while the threaded barrel comes properly indexed with a metal thread protector that withstands direct muzzle strikes during holstering. Missing are suppressor-height sights, requiring aftermarket purchase for co-witnessing with most red dot optics.
Is the M&P45 M2.0 worth it at $684.99?
At $684.99, this pistol delivers approximately $300 in saved gunsmithing costs compared to having a standard M&P45 milled for optics and threaded for suppressors separately. Considering that a quality threading job alone runs $180-$250 and optic cutting adds $150-$300, the factory-ready configuration represents significant value for NFA enthusiasts. When compared to the Stevens 555 Sporting O/U Shotgun, this offers modern semi-auto functionality versus traditional break-action design, though both serve distinct shooting applications.
Specs at a glance
Pros & cons
What works
- Factory-threaded 5.12-inch barrel saves $180-$250 in gunsmithing costs
- Optics-ready slide eliminates $150-$300 milling fees for red dot mounting
- 30.3-ounce weight balances recoil management with handling agility
- Four grip inserts accommodate hand sizes from 5.4 to 5.9-inch circumference
Trade-offs
- No suppressor-height sights included — adds $90-$140 for proper co-witnessing
- 5.5-pound trigger pull weight exceeds competing FN 545 Tactical by 1 pound
- Thread protector lacks wrench flats — requires channel locks for stubborn carbon lock
- 10-round magazine capacity limits tactical applications compared to 9mm platforms
Key attributes
| upc | 022188889963 |
| manufacturer | Smith & Wesson / S&W |
| manufacturer part number | 13586 |
| action | Striker Fired |
| atf type | Pistol |
| barrel finish | Black Armornite |
| barrel length | 5.12" |
| caliber/gauge | .45 ACP |
| capacity | 10 + 1 |
| color | Black |
| length | 10 |
| model | M&P45 |
| mount type | 1913 Picatinny Rail |
| number of magazines | 2 10 rd. |
| package height | 3.1 |
| package width | 8.6 |
| product type | Striker Fired |
| safety | No Thumb |
| shipping weight | 3.6 |
| sights | Optics Height White Dot |
| sights type | Tall 3-Dot White |
| slide description | Optic Ready/Serrated |
| state restriction (ca) | NO DIRECT SHIP TO CALIFORNIA |
| state restriction (guam) | NO SALE TO GUAM |
| state restriction (pr) | NO SALE TO PUERTO RICO |
| state restriction (vi) | NO SALE TO VIRGIN ISLANDS |
| thread pattern | .578" x 28 |
| units per box | 1 |
| magazine included | 2 x 10-Round |
Frequently asked questions
- Is it compatible with SilencerCo Octane 45 suppressors?
- Yes, the .578x28 thread pattern directly accepts SilencerCo Octane 45 and other .578x28 threaded suppressors without adapters. Ensure your suppressor's piston assembly is properly torqued to 25-30 ft-lbs before firing to prevent baffle strikes. Always verify alignment with a rod check before live fire.
- Does it fit Safariland 6390 holsters?
- It requires the Safariland 6390RDS-7502 model specifically designed for optics-ready M&P pistols with threaded barrels. Standard M&P holsters will not accommodate the 5.12-inch barrel length or optic mount profile. Retention may need adjustment due to the additional 0.6-inch barrel extension beyond standard models.
- How long does shipping take to FFL dealers?
- Standard shipping to licensed FFL dealers occurs within 3-5 business days after order verification and background check completion. Express shipping reduces transit to 2 business days for an additional $35 fee. All shipments require signature confirmation and FFL license verification before dispatch.
- Can I return it if it doesn't fit my hand?
- Returns are accepted within 30 days for unfired firearms in original packaging, subject to a 15% restocking fee and return shipping costs. Since grip size can be adjusted with four included inserts, we recommend trying all configurations before considering return. Fired firearms cannot be returned due to federal regulations.
- Does this work with Trijicon RMRcc optics?
- No, the SHIELD/RMSc footprint only accepts micro red dots like Shield RMS, Holosun 407K/507K, and Sig Sauer Romeo Zero. Trijicon RMRcc requires an adapter plate costing approximately $60, which adds 0.1-inch height over bore. Direct mount options are limited to micro footprint optics only.