Omega 45K

Omega 45K

$749.00

In stock

The Omega 45K is a lightweight and compact suppressor with impressive sound reduction. The simple yet robust tubeless construction makes it an attractive pistol suppressor for a wide range of shooters. Full auto rated and ideal for use with pistols and submachine guns, the Omega K Series offer extreme durability and performance in a compact package.

The Omega 45K suppresses 9mm to .45 ACP & 10mm, and can suppress subsonic and supersonic .300 BLK.

Ships with Alpha Direct Thread Mount 5/8 X 24, Piston Spring & Retainer Cap, and a 3-Lug Tool.

*Lead projectiles are not recommended for use with any of our sealed suppressors.

Coupons and discount codes do not apply to suppressors.

Pistol
Multi Caliber
User Serviceable
9: 7.3
45: 10.1
Weight
9: 4.54”
45: 6.37”
Length

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Tech Specs for Omega 45K

SKU SU2254
Caliber Compatibility 9MM – .45 ACP & 10 MM, 300 BLK
Accessories Alpha, ASR, Pistons, 3-Lug
MSRP $749
​Weight 10.1 oz
Length 6.37″
​Diameter 1.48″
​Materials 17-4SS
​Muzzle Average 9MM: 137.7 dB
300 BLK Sub: 133.5 dB
45 ACP: 135.9 dB
​Ships With 3-Lug tool
SKU SU1544
Caliber Compatibility 9MM & .300 BLK
Accessories Alpha, ASR, Pistons, 3-Lug
MSRP $749
​Weight 7.3 oz
Length 4.54″
​Diameter 1.48″
​Materials Cobalt-6 & 17-4SS
​Muzzle Average 9MM: 135.8 dB, 300 BLK Sub: 133.7 dB
​Ships With 3-Lug tool

Downloads

Omega K Manual
Omega K Spec Sheet
Omega K Top Accessories
2023 Catalog

Accessories for the Omega 45K

ASR Close-Tine Flash Hider
ASR CLOSED-TINE FLASH HIDER

$94.00

The SilencerCo Closed-Tine Flash Hider significantly suppresses muzzle flash, safeguarding the shooter's vision, especially in low-light environments. Its special closed-tine design reduces the risk of snagging on branches or gear during field use. Crafted for maximum effectiveness, this closed-tine flash hider keeps your shots discreet and on target, adding a badass look to any firearm. Enhance your shooting experience with reduced flash signature and superior control. The SilencerCo Closed-Tine Flash Hider has the added benefit of being compatible with the SilencerCo ASR Mount, which you can thread over the top of this flash hider for a quick mount option. With multiple thread and caliber options of muzzle brakes, you can quickly and effectively shoot suppressed on multiple platforms. The ASR mount is one of the best performing suppressor mounting systems available today. See the size chart below to find the correct ASR Mount for your silencer. ASR Mounts: Alpha: Harvester 300, Omega K Series, and Octane Series Bravo: Harvester EVO, Hybrid 46, Harvester 338, Omega 300, and Scythe-Ti Charlie: Saker ASR Series, Chimera 300, Omega 36M, and Hybrid 46M

SKUs: AC5326 - 1/2" x 28 threads for .223 cal / 5.56mm

SilencerCo ASR Mounts
ASR MOUNT

$139.00 – $162.00

The (ASR) Active Spring Retention Mount is a quick attached / detach system for your suppressors that pairs with the ASR Flash Hider, ASR Closed-Tine Flash Hider, ASR Muzzle Brake, and ASR Single Port Muzzle Brake and is one of the best performing mounting systems available for rifles. The locking ring ensures that the suppressor will not rotate while in use. The mount seats over your ASR Muzzle Device and creates a direct connection to your suppressor, allowing for the use of the muzzle device with the suppressor for even better performance.
  • Alpha accessories are compatible with the Omega K Series and Octane Series.
  • Bravo accessories are compatible with Harvester EVO, Omega 300, Hybrid 46, and Scythe-Ti.
  • Charlie accessories are compatible with Chimera 300, Omega 36M, Hybrid 46M, Saker ASR, and Velos LBP.
  SKUS Alpha ASR Mount (AC2632) Bravo ASR Mount (AC824) Charlie ASR Mount (AC622)
SilencerCo's 3-port ASR Muzzle Brake.
ASR MUZZLE BRAKE

$64.00 – $94.00

The SilencerCo 3-port Muzzle Brake is designed to redirect a portion of the propellant gases to counter recoil and reduce muzzle climb, enhancing accuracy and control with every shot. Crafted from premium materials and precision-engineered for superior performance, the muzzle brake is the ultimate choice for serious shooters. Each ASR muzzle brake comes with a shim set and rocksett for easy application. The SilencerCo Muzzle Brake has the added benefit of being compatible with the SilencerCo ASR Mount, which you can thread over the top of this 3-port muzzle brake for a quick mount option. With multiple thread and caliber options of muzzle brakes, you can quickly and effectively shoot suppressed on multiple platforms. The ASR mount is one of the best performing suppressor mounting systems available today. See the size chart below to find the correct ASR Mount for your silencer. ASR Mounts: Alpha: Harvester 300 and Omega K Series, and Octane Series Bravo: Harvester EVO, Hybrid 46, Harvester 338, Omega 300, and Scythe-Ti Charlie: Saker ASR Series, Chimera 300, Omega 36M, and Hybrid 46M
Available Variations:  Thread Pitch | Caliber [SKU] 1/2 x 28 | .223 Cal / 5.56mm [AC142] 1/2 x 28 | .30 Cal / 7.62mm [AC1282] 1/2 x 28 | 6.5mm [AC4753] - Clearance Sale! Get one before they are gone 9/16 x 24 RH | .30 Cal [AC1276] 9/16 x 24 RH | 9mm [AC4766] 5/8 x 24 | .30 Cal / 7.62mm [AC591] 5/8 x 24 | .338 Cal [AC857] 5/8 x 24 | .458 Cal [AC1733] 5/8 x 32 | .458 Cal [AC1557] 11/16 x 24 | .458 Cal [AC1961] 3/4 x 24 | .338 Cal [AC858] 3/4 x 24 | .6.5mm [AC5090] - Clearance Sale! Get one before they are gone 3/4 x 24 | .458 Cal [AC2631] M18 x 1 | .338 Cal [AC856] M18 x 1.5 | .338 Cal [AC855]  
ASR Single Port Muzzle Brake
ASR SINGLE PORT MUZZLE BRAKE

$94.00

The SilencerCo single port Muzzle Brake is designed to redirect a portion of the propellant gases to counter recoil and reduce muzzle climb, enhancing accuracy and control with every shot. Crafted from premium materials and precision-engineered for superior performance, the muzzle brake is the ultimate choice for serious shooters. Each ASR muzzle brake comes with a shim set and rocksett for easy application. The SilencerCo Muzzle Brake has the added benefit of being compatible with the SilencerCo ASR Mount, which you can thread over the top of this 3-port muzzle brake for a quick mount option. With multiple thread and caliber options of muzzle brakes, you can quickly and effectively shoot suppressed on multiple platforms. The ASR mount is one of the best performing suppressor mounting systems available today. See the size chart below to find the correct ASR Mount for your silencer. ASR Mounts: Alpha: Harvester 300 and Omega K Series, and Octane Series Bravo: Harvester EVO, Hybrid 46, Harvester 338, Omega 300, and Scythe-Ti Charlie: Saker ASR Series, Chimera 300, Omega 36M, and Hybrid 46M
Available Variations:  9MM: 1/2X28  (AC2628) .30CAL: 5/8 x 24  (AC2627) Caliber: Thread Pitch (SKU #)
ASR Flash Hider
ASR FLASH HIDER

$94.00

The SilencerCo ASR Flash Hider significantly suppresses muzzle flash, safeguarding the shooter's vision, especially in low-light environments. Engineered for maximum effectiveness, this flash hider keeps your shots discreet and on target. Enhance your shooting experience with reduced flash signature and superior control. Additionally, the SilencerCo Flash Hider utilizes a patent-pending resonance suppression method that effectively eliminates the tuning-fork effect common with competing 3-prong Flash Hiders. The SilencerCo ASR Flash Hider has the added benefit of being compatible with the SilencerCo ASR Mount, which you can thread over the top of this flash hider for a quick mount option. With multiple thread and caliber options of muzzle brakes, you can quickly and effectively shoot suppressed on multiple platforms. The ASR mount is one of the best performing suppressor mounting systems available today. See the size chart below to find the correct ASR Mount for your silencer. ASR Mounts: Alpha: Harvester 300, Omega K Series, and Octane Series Bravo: Harvester EVO, Hybrid 46, Harvester 338, Omega 300, and Scythe-Ti Charlie: Saker ASR Series, Chimera 300, Omega 36M, and Hybrid 46M

Available Variations: Caliber : Thread Pitch (SKU #) .223 cal / 5.56mm: 1/2 x 28 (AC141) .30 cal / 7.62mm: 5/8 x 24 (AC590) .30 cal / 7.62mm: 1/2 x 28 (AC1283) .30 cal / 7.62mm: 15 x 1 RH (AC233) .30 cal / 7.62mm: 9/16 x 24 LH (AC1278) .36 cal / 9mm: 1/2 x 28 (AC1570) .36 cal / 9mm: 1/2 x 36 (AC1562) .36 cal / 9mm: M13.5 x 1 LH (AC1561)

 
SilencerCo Piston
PISTON

$89.00

Our pistons were designed to be easily changed for different host firearms or calibers. Pistons are built with 17-4 stainless steel, then heat-treated for maximum durability. The piston is part of the Nielson device that moves and allows semi-automatic cycling for unlocking pistol barrels. Throw a Fixed Barrel Spacer on for fixed barrel applications. SilencerCo pistons have female threading that attaches to our SilencerCo threaded barrels. XL pistons are for firearms where the silencer requires additional length between the threaded barrel and the silencer. The 1/2x28 SN Piston will index on the muzzle of the barrel instead of the shoulder. This is used on small profile pistol barrels with an inadequate shoulder diameter. Compatible with
  • Omega K Series
  • Hybrid 46
  • Hybrid 46M with Charlie Piston Mount
  • Osprey Series
  • Octane Series
  • Omega 36M with Charlie Piston Mount
  SKUS .578 X 28 (AC24) 1/2 X 28 (AC25) M13.5 X 1LH XL (AC626) M13.5X 1LH (AC26) M14.5 X 1LH (AC27) M16 X 1LH (AC28) M16 X 1RH (AC29) 5/8 X 24 (AC30) 9/16 X 24 (AC31) 1/2 X 36 (AC57) 1/2 X 28 XL (AC59) .578 X 28 XL (AC1346) 1/2 X 28 SN (AC1756)
SilencerCo Piston Spring
PISTON SPRING

$10.00

Replacement piston spring for suppressors being used on handguns with unlocking barrels. Compatible with the following suppressors when used in conjunction with a piston: Osprey series, Octane series, Omega K series, Omega 36M, Hybrid, and Hybrid 46M. SKU #: AC5003
SilencerCo Fixed Barrel Spacer
FIXED BARREL SPACER

$59.00

This part is used in conjunction with pistons on firearms with fixed barrels, such as rifles and submachine guns. This piece is used in place of the piston booster spring and is needed to use pistons on the Osprey 2.0. AC22
SilencerCo Spring Retainer Cap
PISTON SPRING RETAINER

$35.00

Replacement spring retainer cap used in conjunction with piston and spring on handguns with unlocking barrels. Compatible with: Octane series, Omega K series, Hybrid 46, Omega 36M, Hybrid 46M SKU #: AC504
Alpha direct thread mount for the Harvester 300/Octane 45.
ALPHA DIRECT THREAD MOUNT

$60.20 – $84.00

Our Direct Thread Mounts are a simple solution to attach our silencers to any firearm. Compared to the ASR Mount, the Direct Thread Mount shortens the overall length of the suppressor. With many thread pitch and caliber options, your silencer is ready to shoot on almost any platform. This direct thread mount will attach the following suppressors directly to a threaded, fixed (rifle) barrel: Omega K Series Octane Series This thread mount is not for use on pistols with unlocking or moving barrels. Using this mount on a pistol can result in damage to the suppressor. SKUs 1/2" x 28 (AC633) 5/8" x 24 (AC634) 7/16" x 28 (AC635) 1/2" x 32 (AC731) 1/2" x 36 (AC150) 9/16" x 24 (AC822) 3/4"x 24 (AC1496) M13x.75 (AC2629) M18x1 (AC837)
SilencerCo 3-Lug Muzzle Device
3-LUG MUZZLE DEVICE

$89.00

The 3-Lug Mount is a quick-attach mounting option for guns with fixed barrels. These 3-lug muzzle devices require a 3-lug mount to attach a suppressor. 3-lug mounts are available separately here.  The .45 caliber 3-lug muzzle devices must be used only with 45 caliber 3-Lug Mounts.  The 9mm 3-lug muzzle devices must only be used with 9mm 3-lug mounts. Compatible with the following SilencerCo suppressors: Octane Series Omega K Series Hybrid 46 (Requires Bravo Piston Mount) Hybrid 46M (Requires Charlie Piston Mount) Omega 36M (Requires Charlie Piston Mount)   SKUS .578 x 28 (AC2605) 1/2 x 28 9MM (AC2604) 1/2 x 36 9MM (AC2607) 5/8 x 24 9MM (AC2609) M13.5 x 1 LH (AC2602) 5/8 x 24 45ACP (AC2603) 9/16 x 24 45ACP (AC2606) M16 x 1LH 45ACP (AC2608)      
SilencerCo Alpha Piston Tool
ALPHA PISTON TOOL

$20.00

Piston removal tool for the Osprey series suppressors. SKU (AC56)
Alpha ASR Bundle with Flash Hider
Alpha ASR Mount with Flash Hider Bundle

$221.35

Compatible with:
  • Octane Series
  • Omega K Series
  Get an extra 5% off when you bundle!
Alpha ASR Bundle with Muzzle Brake
Alpha ASR Mount with Muzzle Brake Bundle

$192.85 – $221.35

Compatible with:
  • Octane Series
  • Omega K Series
  Get an extra 5% off when you bundle!
Piston Bundle
Piston with Fixed Barrel Spacer Bundle

From: $140.60

Compatible with:
  • Octane Series
  • Omega K Series
  • Osprey 2.0
  *Compatible with Omega 36M & Hybrid 46M, however a Charlie Piston Mount is needed. *Compatible with Hybrid 46, however a Bravo Piston Mount is needed.
3-Lug Bundle
3-Lug Mount Bundle

$216.60

Compatible with:
  • Octane Series
  • Omega K Series
  *Compatible with Omega 36M & Hybrid 46M, however a Charlie Piston Mount is needed. *Compatible with Hybrid 46, however a Bravo Piston Mount is needed. Get an extra 5% off when you bundle!

Omega 45K

Check out our videos for the Omega K series silencers

The SilencerCo Brand.

Since our birth in 2008, our dedication to authenticity and innovation has never wavered. Today, we continue to focus on exceptional customer service and industry-leading products; products that are crafted by people with the utmost dedication to our industry. We are hunters, shooters, and gun enthusiasts, just like you. Our mission is to bring you products that will enhance your shooting experience.