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ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black
ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black
ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black
ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black
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LMT DEFENSE - ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black

Color
ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black
Brownells #
430119989
MFR #
ATIONK
UPC
850076573010
$848.00
Coupon Code
Purchase Limit Help

Online Only - In stock

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Specifications
Caliber (Maximum):
5.56mm
Color:
Black
Full Auto Rated:
Yes
Caliber (Minimum):
17 Caliber
Diameter (in):
0.3780
Item Length (Inches):
1.740
Muzzle Threads:
5/8"x24
Material:
Inconel
Suppressor Attachment:
Quick Detach
Finish:
Cerakote
Item Height (Inches):
5.760
Item Weight (lbs):
0.981
Item Width (Inches):
1.740
Quantity:
1
Restriction
NFA Required:
Yes
Age restriction:
21 and above
View US State Restrictions
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What is the LMT DEFENSE - ION K .22 Cal Rifle Suppressor Kit w/5.56 Flash Hider Black?

LMT DEFENSE ION K .22 CALIBER RIFLE SUPPRESSOR KIT W/5.56

The LMT Defense ION K .22 Caliber Rifle Suppressor Kit with 5.56 Compatibility is a compact, mission-focused suppressor designed to deliver exceptional sound suppression, reliability, and durability across a variety of .22 caliber rifle platforms. Currently fielded by military end users in active conflict environments, the ION K incorporates LMT Defense's patented reduced-backpressure technology, utilizing advanced alternating baffle geometries and multiple gas-flow paths to control blowback without sacrificing suppression performance. This innovative design promotes more consistent cycling, improves reliability on both semi-automatic and full-automatic firearms, reduces gas exposure to the shooter, and preserves the natural handling characteristics of the host weapon. An obstruction-free blast chamber further enhances pressure management, providing predictable suppression performance, improved flash reduction, and dependable operation across compatible cartridges including .17 HMR, .222 Remington, .223 Remington, and 5.56 NATO.

Constructed from a rugged combination of Inconel and 17-4 stainless steel and protected by a durable C-192 Armor Black finish, the ION K offers industry-leading strength while maintaining a compact, lightweight profile. Its precision-welded baffle stack architecture ensures superior alignment, repeatable accuracy, and minimal point-of-impact shift, making it suitable for both precision shooting and hard-use duty applications. The integrated taper lock gas seal helps reduce sound, flash, and blowback while minimizing the potential for carbon lock during extended firing schedules. Compatible with HUB and Xeno mounting systems, fully rated for belt-fed, semi-auto, and full-auto use, and backed by extensive military-standard testing, the ION K delivers outstanding durability with a service life exceeding 30,000 rounds under varied firing conditions. Proudly made in the USA and ready for immediate use out of the box, it provides shooters with a versatile, high-performance suppressor solution engineered for long-term reliability and consistent performance.

FEATURES

  • In-use by military-end users in active conflict area
  • Patented reduced-backpressure suppressor design
  • Backpressure control without sacrificing suppression through alternating baffle geometries for:
  • More consistent cycling across different host weapons
  • Improved reliability on semi-auto and full-auto platforms
  • Reduced gas blowback at the ejection port
  • Multiple circuitous flow paths for:
  • Reduced shooter gas exposure
    • lower cyclic rate changes compared to over-gassed suppressors
    • maintains weapon handling characteristics closer to unsuppressed fire
  • Obstruction-free blast chamber for initial pressure management providing:
    • broader performance envelope across calibers
    • more predictable suppression behavior as pressure decays through system
    • enhanced flash reduction without relying solely on tight exit apertures
  • Configurable base and end-cap for user-driven tradeoffs providing:
    • user-selectable tuning philosphy
    • ability to prioritize reliability, suppression, or gas management based on use/platform
    • modular performance without changing the core suppressor body
  • Alternating baffle geometry for tuned flow progression providing:
    • improved durability under high round counts
    • reduced erosion at the first baffle
    • better suitability for short-barrel and high-pressure cartridges
  • Integrated quick-detach compatibility
    • faster on/off compared to direct-thread designs
    • reduced risk of unintentional loosening
    • one suppressor body compatible with multiple mounting options
    • user serviceability for cleaning and maintenance
  • Precision alignment through welded baffle stack architecture
    • reduced risk of baffle strikes
    • improved repeatability
    • confidence for high-precision and duty-grade applications
  • Laser weld finish
  • Designed with taper lock gas seal for optimal blowback, flash, sound reduction in compact size
  • Less likely to 'carbon lock' with proprietary suppressor base
  • Hybrid construction in multiple materials providing best-in-class durability while minimizing weight
  • Industry-leading belt-fed rated construction
  • Best-in-class durabilty on both semi-auto and full-auto firing cadences
  • Best-in-class service life of atleast the life of the barrel on full-auto use or 30,000+ rounds in varied firing cadence
  • Provides industry-leading accuracy (dispersion & POI shift) with outfitted suppressor base
  • Reduces environmental disruption
  • Xeno / HUB compatible
  • No barrel length restrictions
  • Full-auto rated
  • Ammunition Compatibility: .17 HMR, .222 Remington, .223 Remington and 5.56 NATO
  • Manufacturing philopshy focused on shot-to-shot consistency with emphasis on:
    • repeatable baffle geometry
    • central opening alignment
    • controlled weld joints
  • Material, finish, & coating provide enhanced durability and longer service life
  • Ready for use out of the box, no firing needed to expunge excess metal powders left by 3d printed suppressors
  • Performance tested under:
  • Full Auto Rating: US SOCOM Table II Stress Test
  • Durability: TOP 3-2-045 & NATO AC225D14
  • Reliability in Adverse Conditions: MIL-STD-810G, methods 501.5 & 502.5
  • Sound: MIL-STD-1474, NATO STANAG (AEP-4785 VOL I), TOP 3-2-045
  • Accuracy: Nato spec dispersion & POI Shift
  • Gas Blowback/Backpressure: NATO STANAG (AEP-4785 VOL III) & Cyclic Rate/Rateof Fire
  • Visual/Infared Flash: TOP 3-2-045 & NATO STANAG AEP-4785 VOL II
  • Toxicity: NATO STANAG AC/225 D/14
  • Thermal Response: NATO AEP-4785 VOL IV

SPECS

  • 100% Made in USA: Yes
  • Compatibility: ION Suppressor Series, HUB & Xeno Muzzle Devices & Mounts
  • Item Weight (lbs): 1.35625
  • Item Length (in): 7.14”
  • Item Height (in): 1.74”
  • Internal Thread pitch: 5/8x24
  • Material: Inconel & 17-4 Stainless Steel
  • Coating: C-192 Armor Black
  • Bore Diameter: 0.378”
  • Taper Lock Gas Seal: Yes

NFA Restriction
You must be 21 years of age or older to purchase. This product requires a Federal Firearms License (FFL) and Special Occupational Tax Stamp (SOT) to be on file. It is the purchaser's responsibilty to contact the FFL/SOT holder if we do not have a copy of these licenses on file. Check your state and local laws before ordering.

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