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Questions & Answers
Does this fit models with the bayonet lug? I see conflicting information saying if it’s both with and without banner and some sage us without?

Yes it does. However, you will not be able to use a bayonet with this hand guard.

by Rodzilla, Verified Owner, October 20, 2023
Will this also fit the Sig 716? Expert Answer

The Midwest Industries SIG 516 Extended Free Float M-LOK Handguard is not compatible with Sig 716 model rifles. I would recommend the Lancer Replacement Handguard for Sig 716 which can be found by using the link below:
https://www.opticsplanet.com/lancer-replacement-handguard-for-sig-716.html

by Ethan, Gear Expert, September 29, 2023
Customer Reviews
Helpful Positive Review Nice Upgrade by wolfman, Verified Owner, April 21, 2024
This M-Lok rail is a nice improvement over the stock rail. It covers the sides of the gas block and gives the 516 a more modern look. Fit and finish is perfect and was very easy to install.
1/1 found this helpful
Helpful Positive Review A great replacement handguard by Deuce, August 30, 2023
The handguard is lighter than the original handguard and makes it look a little more modern. The look and modularity are nice and allow you to still clean the piston easily. Also it fits rifles with the bayonet lug.
1/1 found this helpful
Helpful Positive Review Midwest handgaurd by Jdavis223, October 23, 2022
I absolutely love this handgaurd!!! The ergonomics has changed it for the best. Quality is definitely good. Took the factory one off and bolted the new one one very easy. Looks like it belongs once applied.
2/2 found this helpful
Helpful Positive Review Nice, different than factory by Nevertoomany895, Verified Owner, January 18, 2022
I own a few Sig516 uppers and rifle, and wanted to try this out. I am a fan of the quad rail that comes with it, but the weight is a factor. This went right on, super easy swap, five minutes or less. Looks great, and gives you the Mlok options with a...
Read More...
4/4 found this helpful
Most Recent Reviews great product without breaking the bank by Jamie, Verified Owner, March 24, 2025
Rail is very rigid and lightweight. Love the styling as it almost changes the entire look of the firearm from the stock rail. Fits bayonet lug gasblock and lugless block.
Most Recent Reviews M-LOK Handguard Replacement by tradermacher, Verified Owner, February 11, 2025
Ordered this based on reviews I saw on reddit. Great quality construction, lightweight and perfect fit. Much more comfortable than the stock quad picatinny.
Read All 8 Reviews

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Handguard Length: 7.25 inColor: Black Condition: New Included Accessories: Standard

Code: MWI-FO-ARH7-MI-516MX

MPN: MI-516MX

UPC: 812102033134

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List: $194.95Save $11.00
$183.95

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Product Info for Midwest Industries SIG 516 Extended Free Float M-LOK Handguard

Installs on GI barrel nut (not included with handguard).image

*WILL Work with Bayonet Lug Models and NON-Bayonet Lug Models*

WARNING: California`s Proposition 65

Specifications for Midwest Industries SIG 516 Extended Free Float M-LOK Handguard:

Manufacturer: Midwest Industries
Gun Make: SIG Sauer
Gun Model: SIG Sauer SIG 516
Handguard Length: 7.25 in
Color: Black
Finish: Type III Hard Coat Anodized
Handguard Type: Free-Float
Gun Rail: M-LOK
Handguard Material: 6061 Aluminum
Condition: New
Included Accessories: Standard
Country of Origin: USA
Fabric/Material: 6061 Aluminum
Gun Type: Rifle
Quantity: 1

Features of Midwest Industries SIG 516 Extended Free Float M-LOK Handguard

  • Monolithic type continuous top rail
  • Five anti rotation QD sockets for push button swivels
  • Lightweight with extremely solid lock up
  • M-LOK Compatible sides
  • Extends past the front sight tower for additional space for mounting accessories

Package Contents:

  • Midwest Industries SIG 516 Extended Free Float M-LOK Handguard
  • Five-Slot M-LOK Compatible Rail Piece

Midwest Industries SIG 516 Extended Free Float M-LOK Handguard Orderable Models

List of Orderable Models

Midwest Industries Extended Free Float Handguard, SIG Sauer 516, 7.25 in, M-LOK, Anodized, Black, MI-516MX , MPN: MI-516MX , UPC: 812102033134 , Code: MWI-FO-ARH7-MI-516MX

Midwest Industries SIG 516 Extended Free Float M-LOK Handguard Unavailable & Discontinued Models

List of Unorderable Models

DEMO, Midwest Industries Extended Free Float Handguard, SIG Sauer 516, 7.25 in, M-LOK, Anodized, Black, MI-516MX , MPN: MI-516MX-DEMO , Code: MWI-FO-ARH7-MI-516MX-DEMO
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