SUPPRESSOR PARTS

SUPPRESSOR PARTS


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Griffin Armament ST-3 Thread Sealant

Griffin Armament ST-3 Thread Sealant

This ST-3® family Thread Sealant is a liquid applicant that once applied and allowed to dry, provides a elastic gasket around the threaded component, allowing threads to stay tight during severe vibration. The product not only provides a 2000 psi sealant gasket, but components can be taken apart and re assembled several times with a single application meaning it does not need to be cleaned off and re-applied after every use.
To use simply apply a thin film with a Q tip or similar applicator. Allow to air dry for a minimum of an hour. Thread product together and enjoy. After multiple assembly reassembly of the threaded component you will at some point need to brush the thread clean and reapply the process. This half ounce container contains ~50 applications of product.
Examples of application for Griffin products:
  • All pistol silencer end caps
  • Pistol booster housing outside threads only
  • Revolution booster outside extension threads
  • Sportsman end caps
  • Loosly threaded pistol barrel threads.

Do not use on pistol piston retainers or 3 lug rear caps. We recommend Horse Jipe™ 2300° for those applications.

ST3

In stock

$6.95

Griffin Armament DUAL-LOK™ HUB Mount, 1.375x24

Griffin Armament DUAL-LOK™ HUB Mount, 1.375x24

Griffin Armament is proud to introduce DUAL-LOK™, our newest QD mounting system for rifle suppressors. The DUAL-LOK™ system is comprised from two components, the DUAL-LOK™ Mount or equipped suppressor and the DUAL-LOK™ muzzle device (of your choice). This page is for the DUAL-LOK™ HUB Mount, a 1.375×24 threaded interface.
A quality QD system should be accurate, robust, reliable, require minimal training, and be free of wear prone metal on metal teeth or ratchets, thereby guaranteeing a longer trouble free service life with minimal maintenance needed. Griffin’s DUAL-LOK™ QD mounting system was designed around these objectives.
What makes this mounting system unique? It is a combination of desirable mechanical features and performance characteristics in a lightweight, compact system. DUAL-LOK™ combines a precision, sealing, and alignment taper interface with a stub ACME thread, and provides ease of secure attachment. A robust wave spring provides a reliable and positive heat-resistant spring action to the redundant locking collar (second locking feature). The locking collar is semi permanently installed to the mount via factory press slpined, stainless steel, taper pins. Since the mount has no wear prone metal on metal sliding actions like many other mounts, there is no need for the operator to disassemble the system. This locking ring includes three anti-rotation splines which ensure the suppressor will not come off inadvertently. The muzzle device integrates 60 machined mounting position grooves which is doubled by the mount’s two locking positions, hence the double entendre DUAL-LOK™. How is this achieved? The mounts’ two locking positions are machined out of phase of one another by 3 degrees which provides the 120 effective locking positions and ensures a tightly mounted and locked suppressor. When the suppressor is installed only one of the two positions will generally function by allowing the spring to push the locking collar rearward over the splines.
Substantial efforts are taken in the manufacturing and inspection of the DUAL-LOK™ products to ensure Griffin customers are outfitted with the best QD mounting systems available.

DL1375X24

In stock

$195.95

SilencerCo ASR Flash Hider with 1/2"-28 tpi, 5.56x45mm

SilencerCo ASR Flash Hider with 1/2"-28 tpi, 5.56x45mm

The ASR Flash Hider is compatible with our ASR (Active Spring Retention) Mounts. The ASR (Active Spring Retention) Mount is a quick attach/detach system for almost all SilencerCo suppressors. The simple one-hand-on, one-hand-off mounting system is compatible with all ASR Muzzle Devices to promote ease of transfer from one silencer to another. Once shouldered, the locking ring ensures the silencer won't rotate or work itself loose under a heavy firing schedule. The patent-pending resonance suppression effectively eliminates the tuning-fork effect common with competing 3-prong Flash Hiders.

AC141

In stock

$85.95

SilencerCo Bravo Piston Mount

SilencerCo Bravo Piston Mount

The Hybrid Piston Mount is what holds the piston within the Hybrid Suppressor. This is a replacement piston mount in case the one that comes with the Hybrid Suppressor needs to be replaced.

AC1417

In stock

$124.99

Griffin Armament Dual Lok EZ Brake, 7.62mm 5/8x24

Griffin Armament Dual Lok EZ Brake, 7.62mm 5/8x24

Constructed of 17-4 PH stainless steel, the DUAL-LOK™ EZ-Brake™ features 3 radial slots which provide effective recoil mitigation. The DUAL-LOK™ EZ-brake™ weighs 2.5 ounces, making it one of the lightest mounts available for the DUAL-LOK™ Interface. The lighter weight reduces suppressor system weight while making the host firearm barrel lighter and more responsive to the shooter. The EZ-Brake™ does not require timing and will interface with a 13/16" standard socket wrench for installation.

DLEZ30C5824

In stock

$90.90

SilencerCo Alpha ASR Mount

SilencerCo Alpha ASR Mount

The ASR (Active Spring Retention) Mount is a quick attach / detach system for almost all SilencerCo suppressors. The simple one-hand-on, one-hand-off mounting system is compatible with all ASR Muzzle Devices to promote ease of transfer from one silencer to another. Once shouldered, the locking ring ensures the silencer wont rotate or work itself loose under a heavy firing schedule. Alpha accessories are compatible with Omega 9k and Spectre 9

AC2632

In stock

$121.95

SilencerCo Fixed Barrel Spacer

SilencerCo Fixed Barrel Spacer

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.

AC22

In stock

$53.95

Breek Arms Plan B Hub One Mount

Breek Arms Plan B Hub One Mount

The HUB ONE is a Breek Arms universal Suppressor mount designed for the Plan B system. Precision-engineered from Grade 5 Titanium, the Breek Arms Plan B HUB One Universal Suppressor Mount weighs just 1.1 oz, thus preserving your rifle’s balance and maneuverability with minimal poi shift. A durable black DLC (Diamond-Like Carbon) coating gives the Breek Arms Plan B HUB One exceptional hardness and wear resistance to withstand heavy use in harsh conditions. Measuring just 0.70″ in length, with a slim 1.49″ outer diameter, it adds virtually no extra bulk or length to your can – maintaining a sleek, low-profile silhouette. Every detail is precision-machined to ensure secure lockup and perfect alignment with your muzzle device, shot after shot, so that you can trust your gear in any mission or range session.

  • Ultra-Light Gr5 Titanium 1.3 oz
  • Black Diamond Like Carbon (DLC) Finish
  • Slim 0.70″ × 1.49″ Profile: adds 1/4" to the overall suppressor length
  • Universal HUB-Thread Compatibility (1.375 x 24 Thread)
  • Compatible with any standard HUB-threaded suppressor and most
  • Plan B-style or Reardan Atlas muzzle devices, allowing seamless integration with a range of setups.

BRK4401

In stock

$88.95

Griffin Armament PLAN-A Taper Mount Adapter for 1.375x24 HUB Suppressors

Griffin Armament PLAN-A Taper Mount Adapter for 1.375x24 HUB Suppressors

The Taper Mount PLAN-A™ adapter provides a Griffin Taper Mount interface for Silencerco® Hybrid™, OMEGA™, and Harvester 338™ as well as DEAD AIR ARMAMENT™ NOMAD™, and other suppressors with mount interface inside diameter threading of 1.375x24. No proprietary tools required. Machined in our Watertown headquarters from billet 17-4 stainless steel, this adapter provides a precision made interface that gives you access to nationally recognized Griffin Taper Mounts and accessories. Precision, durability, and value are at the core of Griffin product design and manufacturing. This product allows you to affordable kit up with the best muzzle devices in the industry.

TMA1375x24

In stock

$85.00

Breek Arms Plan B Echo Single Port Muzzle Brake, 5.56

Breek Arms Plan B Echo Single Port Muzzle Brake, 5.56

Ultra-compact single-port design for the Plan B mounting system. The Breek Arms Plan B Echo Single-Port Muzzle Brake significantly reduces recoil and muzzle rise through 90° horizontal blast-vectoring ports —keeping your rifle flat, fast, and ready for seamless suppressor swaps.

  • Weight: 2.3oz (223/556), 2.0oz (30 cal)
  • Overall Length: 1.75"
  • Material: 4140 Hardened Steel, Nitride
  • Thread Pitch: 1/2x28TPI (223/556), 5/8x24TPI (30 cal)
  • Caliber: 223/5.56, 30 cal
  • Suppressor Mount: Plan B / Atlas
  • Peel Washer Included
  • Designed & Manufactured in America

BRK4430

In stock

$69.95

Griffin Armament Rachet-lok Front Cap, .22 Cal

Griffin Armament Rachet-lok Front Cap, .22 Cal

The patented Ratchet-LOK™ cap system, allows users to shoot high volume rate of fire with products that feature this technology, without the worry of the end cap loosening and components of the product becoming lost or damaged. End users must use a 3 prong car stock wrench to loosen and remove the end cap. These caps come in a variety of apertures in both a dimpled flat cap and patented low profile flash hider design.


Using appropriate end caps for the caliber selected will reduce sound pressure by 2 - 5db but even more on certain calibers.

GAA22FC

In stock

$76.00

JK Armament HD HUB DTM, 1/2''x28

JK Armament HD HUB DTM, 1/2''x28

The Direct Thread Mount features the industry standard HUB 1.37524 TPI (1-3/824 TPI) thread pitch, which works with all JK 155 suppressors and dozens of suppressors from many other manufacturers as well. On the firearm side, our Direct Thread Mount is available in five (and counting!) different thread sizes to match the factory muzzle threads on your barrel.

JK155HDM28

In stock

$99.75

SilencerCo Bravo Front Cap, .224

SilencerCo Bravo Front Cap, .224

Designed to switch easily between different calibers, this cap ensures optimal performance for both suppressors and MAAD brakes. Using correct front caps will reduce dB levels between 2 to 5 dB on a suppressor.

AC5125

In stock

$82.95

SilencerCo Piston, 1/2''x36

SilencerCo Piston, 1/2''x36

SilencerCo 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.


Fits: Colts, Rock River Arms, and 9mm Pistol Carbines with FIXED BARREL SPACER.

AC57

In stock

$78.95

Breek Arms LOK 3QD Mount

Breek Arms LOK 3QD Mount

Experience unprecedented speed, security, and ease of use in your suppressor mounting solution. The Breek-LOK system revolutionizes the quick-detach process, allowing operators to attach and remove suppressors swiftly and confidently, whether in the field, at the range, or during tactical operations.At the core of this system lies the Breek-LOK 3QD HUB, a state-of-the-art quick-attach mount engineered to outclass conventional solutions in both performance and weight savings. Precision-machined from aerospace-grade titanium, the HUB weighs an impressively light 2.3 ounces—significantly lighter than many popular HUB-compatible mounts on the market. This weight advantage not only reduces overall rifle burden but also improves handling, maneuverability, and speed of target acquisition.The HUB’s tri-lug engagement system interfaces seamlessly with our specially designed muzzle devices. When combined, they form a robust, repeatable attachment that stands up to the most demanding firing conditions. Adding only 1.15 inches to the overall length of the suppressor, the sleek, minimalistic profile ensures that the HUB maintains a low footprint, blending tastefully into your firearm’s silhouette without compromising aesthetics or performance.


The Breek-LOK 3QD system’s two primary engagement points—the tapered seating surface and the locking lugs—provide a rock-solid mounting interface designed for consistent, repeatable performance. Whether you’re removing your suppressor for storage, transport, or barrel maintenance, the HUB ensures that when you reinstall, the suppressor returns to the exact same position. This repeatability eliminates the guesswork and subtle point-of-impact shifts often associated with repeatedly mounting and dismounting suppressors, ultimately saving you time, ammunition, and frustration.

BRK4300

In stock

$199.95

Breek Arms Plan B Sentinel Caged Flash Hider, 5.56

Breek Arms Plan B Sentinel Caged Flash Hider, 5.56

The Sentinel is a closed-tine, fully shrouded design for superior flash suppression and to reduce snagging on gear. Built for Plan B mounts and pin-and-weld builds, it delivers rock-solid alignment, compact length, and NVG-friendly signature reduction.


  • Weight: 2.2oz (223/556), 1.8oz (30 cal)
  • Overall Length: 2.15"
  • Material: 4140 Hardened Steel, Nitride
  • Thread Pitch: 1/2x28TPI (223/556), 5/8x24TPI (30 cal)
  • Caliber: 223/5.56, 30 cal
  • 9mm compatible (exit hole = 0.369 inches)
  • Suppressor Mount: Plan B / Atlas
  • Peel Washer Included
  • Designed & Manufactured in America
  • Engineered to be pinned & welded on 14.5" barrels to meet the 16" Federal minimum length requirement

BRK4420

In stock

$64.99

Griffin Armament Alignment Check Rod - .22cal

Griffin Armament Alignment Check Rod - .22cal

With the appropriate Griffin Armament Suppressor Alignment Check Rod, an end user or gunsmith can verify alignment of the chosen suppressor and mount with the desired host. Installation and use of this tool is simple and should prevent baffle strikes or any unexpected issues once you get to the range.
Griffin Armament has gone to great lengths to accommodate a wide variety of thread pitch and caliber options across our silencer mount and adapter products. This gives practically every end user who wishes to suppress their host the opportunity to do so! With this wide range of compatibility comes its own set of issues, the main one being silencer and mount alignment to the host firearm’s bore.
To use the Suppressor Check Alignment Rod:
  1. Properly mount your silencer to the host firearm
  2. Insert Suppressor Alignment Check Rod down bore of the silencer and into the host firearm bore until the end of the rod is flush with the end-cap of your silencer
  3. Observe alignment and confirm rod is positioned near the center of the silencer bore (refer to images above for examples of proper alignment and misalignment)
  4. Host firearm may need to be rotated around bore to confirm alignment due to tolerance between the bore and check rod.
If mount and silencer are in alignment, remove rod and enjoy your suppressed firearm!

GASACR22

In stock

$69.95

Griffin Armament Alignment Check Rod - .30cal

Griffin Armament Alignment Check Rod - .30cal

With the appropriate Griffin Armament Suppressor Alignment Check Rod, an end user or gunsmith can verify alignment of the chosen suppressor and mount with the desired host. Installation and use of this tool is simple and should prevent baffle strikes or any unexpected issues once you get to the range.
Griffin Armament has gone to great lengths to accommodate a wide variety of thread pitch and caliber options across our silencer mount and adapter products. This gives practically every end user who wishes to suppress their host the opportunity to do so! With this wide range of compatibility comes its own set of issues, the main one being silencer and mount alignment to the host firearm’s bore.
To use the Suppressor Check Alignment Rod:
  1. Properly mount your silencer to the host firearm
  2. Insert Suppressor Alignment Check Rod down bore of the silencer and into the host firearm bore until the end of the rod is flush with the end-cap of your silencer
  3. Observe alignment and confirm rod is positioned near the center of the silencer bore (refer to images above for examples of proper alignment and misalignment)
  4. Host firearm may need to be rotated around bore to confirm alignment due to tolerance between the bore and check rod.
If mount and silencer are in alignment, remove rod and enjoy your suppressed firearm!

GASACR30

In stock

$69.95