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Questions & Answers
Will this fit a 300 acc ar-15? Expert Answer

Yes. The Guntec USA AR-10 Slim Line/Micro Cone Flash Can supports calibers such as .308 and 300 Blackout. So as long as you have 5/8x24 threads, this flash can will fit and function as intended.

by Ethan, Gear Expert, April 5, 2022
How much does it weigh? Expert Answer

The Guntec USA AR-10 Slim Line/Micro Cone Flash Can weighs 3.4 oz. It is 3.25" in length and has an outside diameter of 1.245". It uses standard 5/8x24 threads and will support calibers such as .308 and 300 Blackout.

by Ethan, Gear Expert, April 5, 2022
Customer Reviews
Helpful Positive Review
Great device by Dragonw4g, Verified Owner, December 15, 2020
Tucks in easily on Aero Precion slim (S-series) guards. Most silencers are 1.5 and fit under many guards these are like 1.35 so, no sweat on tuckimg under a vast majority of free float guards. Clean and pretty just like the images.
2/3 found this helpful
Helpful Positive Review
I needed a muzzle device for a 8.2 inch 300 blackout build with 9-inch Aero enhanced handguard. This pistol will eventually wear a silencer under the handguard, but I needed something that would fit under the guards and extend the muzzle forward of t...
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4/4 found this helpful
Most Recent Reviews
Looks good by Roberto Flores, Verified Owner, September 4, 2024
Looks good. I ceracoated mine fade so it matches the rest of the rifle. I haven't been to range with it yet but I'm sure it'll work fine. It's just a can. I wish it came with a crush washer.
Most Recent Reviews
Great muzzle device by Uberdead, Verified Owner, November 21, 2023
Looking to change birdcage on 308, and after due diligence (research). I figuratively pulled trigger on purchasing this product. Shipping was excellent, and arrived undamaged. Yet to install, but like other projects its in the queue.
Most Recent Reviews
300 blackout flash can by Benjammin300AAC, November 16, 2020
Love love this! Threaded RIGHT on with zero issue!!!! Looks great. 100% satisfied with how my blackout pistol came out looking with this product! Shipped fast. On a 7.5 in blackout pistol 5/8x24.�������������������������������������������������������...
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Most Recent Reviews
Guntec flash can by Glenn, August 21, 2020
solid product, well made and looks great on my 300 blackout and perfect for that tucked in look. Pushes blast down range so it's a little nicer to your neighbors ears. No need for a crush washer. Definitely recommend this product on your next build
Read All 9 Reviews
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ATTENTION! We currently do not ship this product to CA, IL, NY, WA , and U.S. Territories. Please see our policies for more information.

Product Info for Guntec USA AR-10 Slim Line/Micro Cone Flash Can

Solid T6 Aluminum Body 5/8 x24 Thread .308/ 300 AAC BlackoutCal Pushes Flash Forward Great For Use On AR15 Pistols Micro Version O.D Is 1.245" Fits Into Most Slimline Thin Free Floating Handguardsimage

Specifications for Guntec USA AR-10 Slim Line/Micro Cone Flash Can:

Manufacturer: Guntec USA
Finish: Anodized
Fabric/Material: Solid T6 Aluminum
Threads per Inch: 5/8x24
Gun Model: AR-10
Length: 3.5 in
Additional Features: Slim Flash Can
Condition: New
Projectile Caliber: .308 Caliber
Diameter: 1.25 in

Package Contents:

  • Guntec USA AR-10 Slim Line/Micro Cone Flash Can

Guntec USA AR-10 Slim Line/Micro Cone Flash Can Orderable Models

List of Orderable Models

  • Guntec USA AR-10 Slim Line/Micro Cone Flash Can, .308/300 Aac Blackout, Black, CONE-FH-S-308 , MPN: CONE-FH-S-308 , UPC: 714569648282 , Code: 2AH-BFH-10SLMC-CONE-FH-S-308
  • Guntec USA AR-10 Slim Line/Micro Cone Flash Can, .308/300 Aac Blackout, Cerakote Flat Dark Earth, CONE-FH-S-308-E , MPN: CONE-FH-S-308-E , UPC: 714569652210 , Code: 2AH-BFH-10SLMC-CONE-FH-S-308-E

Guntec USA AR-10 Slim Line/Micro Cone Flash Can Unavailable & Discontinued Models

List of Unorderable Models

  • USED Guntec USA AR-10 Slim Line/Micro Cone Flash Can, .308/300 Aac Blackout, Black, CONE-FH-S-308, EDEMO4, Used, Condition Fair , MPN: CONE-FH-S-308-EDEMO4 , Code: 2AH-BFH-10SLMC-CONE-FH-S-308-EDEMO4
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