+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Q&A for Fostech MACH-2 AR-15 Tactical Rail — 6 Questions & 8 Answers

Name Fostech MACH-2 AR-15 Tactical Rail (4.3)
As Low As $139.99 Save Up to 17%
View Product
Write a Review
Please keep questions related to the product! If you have questions regarding availability, pricing, or shipping options for this item, please contact our customer service team.
Need an answer right now?
Contact us!
Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.

Show
Sort by
Filter by
Q
Patrick, member, from NH, United States, asked on February 08, 2020

What is the overall weight of the handguard, barrel nut and any other mounting hardware?

A
Answered by dejo, guest, from TX, United States, on June 16, 2023

My 13 inch rail weighs 5.4 ounces with all hardware included

1 of 1 found the following answer helpful.
Was it helpful to you? Yes | No
Share
View 3 More Answers Submit Your Answer
Q
DangerMouse, member, from NC, United States, asked on September 07, 2020

In addition to Patrick's question already asked, what is the inner diameter (for a recessed blast shield, suppressor, or linear comp)?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on July 07, 2022

FosTech Outdoors does not provide the internal diameter of their MACH-2 AR-15 Tactical Rails. I'd recommend reaching out to them directly for more information. Their contact info is linked below:
https://fostech.com/about-fostech-inc/

0 of 4 found the following answer helpful.
Was it helpful to you? Yes | No
Share
View 1 More Answer Submit Your Answer
Q
Jack Rich, member, from PA, United States, asked on January 21, 2023

Does this come with the barrel nut?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on June 28, 2023

Yes, the Fostech MACH-2 AR-15 Tactical Rail will include the barrel nut and mounting hardware required for installation.

Was it helpful to you? Yes | No
Share
Submit Your Answer
Q
Alain, member, from FL, United States, asked on January 18, 2023

How much the 13” rail weigh with the barrel nut?

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on July 14, 2023

The 13" Fostech MACH-2 AR-15 Tactical Rail weighs 5.2ounces. Fostech does not state the weight of the rail and barrel nut so I recommend contacting Fostech for that information.

Was it helpful to you? Yes | No
Share
Submit Your Answer
Q
D, member, from OR, United States, asked on May 10, 2025

Can I pair this with an Aeroknox upper?

Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.

Q
Joey, member, from CA, United States, asked on June 16, 2024

Will this fit AR-10/.308… Aero Precision M5, to be exact.

Continue As a Guest
Saving...
Sign In or Create an Account (optional)
or Register
Why use an OpticsPlanet.com account for my questions and answers?

Having an account with OpticsPlanet.com makes writing questions and answers even better! We’ll save all of your questions and answers in your account, provide you easy access to them, so you can see how the community has responded.

If you’d like to add a question without creating an account, you can proceed with filling out the fields on this form.

Last updated 2025-11-12 UTC.