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Questions & Answers
will this make a 14.5 in barrel over 16 inches? Manufacturer Answer

Unfortunately no, this will not bring a 14.5" barrel to a 16" minimum length. This muzzle device has an OAL of ~1.94" and the industry standard thread length for AR's is ~0.625". (1.94 - 0.625 = 1.315) + 14.5 = 15.81"

by Griffin Armament, Manufacturer, February 27, 2025
Will this fit on a S&W sport 2 AR15? Expert Answer

Yes this item will fit.

by Brandon B, Gear Expert, August 26, 2021
Customer Reviews
Helpful Positive Review
Griffin taper comp by William, January 5, 2019
This is a great product from Griffin armament, it locks up very tite when running suppressed and also works great unsuppressed. Optics planet is a great choice to go with, especially with their reliable shipping and customer service!
1/1 found this helpful
Most Recent Reviews
Taper mount by Matt, Verified Owner, January 28, 2026
Product arrived in a timely manner. The instructions are very easy to follow, watch the YouTube video and you can't go wrong.
Most Recent Reviews
Appreciate Griffin Armament quality! With each new purchase it is narrowing my search parameters, which is a very good thing. Well thought out design. Clean and precise machining. Butter smooth finish. Time will tell durability, but I have confidence...
Read More...
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Most Recent Reviews
Quality muzzle brake by Rickyblaze, Verified Owner, September 24, 2024
I own several of the Griffin Armament gallery mount muzzle brakes. Highly recommend for your suppressor.
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Amazing comp. by David L, Verified Owner, July 8, 2024
Absolutely flawless. I love this thing. Exactly what I needed.
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Great compensator by Ljohnson95k, Verified Owner, October 14, 2020
I’ve got this comp on my 18 inch BCM. All I can say is it works as advertised. Keeps the muzzle very controllable but also doesn’t have bad concussion. Having the QD taper mount option is also a nice option.
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Color:
Black
Caliber:
5.56x45mm NATO
Finish:
Melonite QPQ
Fabric/Material:
17-4 Stainless Steel
Weight:
3 oz
Condition:
New

Code: 28N-BMB-TMHC556-TMHC22C1228

MPN: TMHC22C1228

UPC: 791154081631

List: $99.95Save $5.00
$94.95

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Product Info for Griffin Armament Taper Mount Hammer Comp 5.56mm

The Griffin Armament taper mount muzzle devices interface with our taper mounted suppressors. The Taper Mount 5.56.mm Hammer Comp provides 2 sacrificial baffles that reduce recoil and ensure maximum service life of your suppressor. Slotted compensating features provide tuned muzzle stability. CNC machined from a solid bar of heat treated 17-4ph stainless steel, the Taper Mount Hammer Comp is built to last. This muzzle device is 1.89 inches length from the countersunk thread shoulder to the front face, and is equal in length to an A2 flash suppressor with .14 inch thick crush washer, so it can be used in conjunction with so called 14.7 barrels which are marketed as able to be permed to 16.1 inches non NFA length using an A2 and crush washer. The actual barrel length 14.835 inches will bring this device and crush washer mounted A2s to 16.1 inches breech face to forward surface of permed barrel assembly. Taper Mount Thread Protector is compatible with this muzzle device for added protection of thread mounts. Includes shim set. Diameter: 1.08 inches. OAL: 1.94 inches. Weight: 3 ounces. Materials: 17-4PH Stainless Steel. Finish: QPQ. Attachment: 1/2-28 Thread.image

Specifications for Griffin Armament Taper Mount Hammer Comp 5.56mm:

Manufacturer: Griffin Armament
Color: Black
Caliber: 5.56x45mm NATO
Finish: Melonite QPQ
Fabric/Material: 17-4 Stainless Steel
Weight: 3 oz
Condition: New
Fit: 1/2x28 Thread

Package Contents:

  • Griffin Armament Taper Mount Hammer Comp 5.56mm

Griffin Armament Taper Mount Hammer Comp 5.56mm Orderable Models

List of Orderable Models

  • Griffin Armament 1/2x28 Hammer Comp 5.56mm, Black, TMHC22C1228 , MPN: TMHC22C1228 , UPC: 791154081631 , Code: 28N-BMB-TMHC556-TMHC22C1228
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