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Q&A for Guntec USA 4in Ultra Lightweight Thin M-LOK System Handguard w/ Monolithic Top Rail — 55 Questions & 55 Answers

Name Guntec USA 4in Ultra Lightweight Thin M-LOK System Handguard w/ Monolithic Top Rail (4.4)
As Low As $59.99 Save Up to 25%
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Q
charles, member, from AR, United States, asked on January 22, 2021

will this fit an Aero Precision AR15 M4E1 Enhanced Upper Receiver?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

They will not work. The enhanced upper receiver is only compatible with the Aero precision rails.

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Q
Richard, member, from MI, United States, asked on January 11, 2021

Would the rails lign up evenly on my Windham?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

Yes, as long as your upper receiver is within proper specifications.

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Q
Andres Vega, guest, from CA, United States, asked on January 08, 2021

Will this fit the stagarms ar15? Will I need any other modifications?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

A lo-profile gas block is required for proper installation.

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Q
Gage, guest, from LA, United States, asked on January 06, 2021

will this fit a rock river lar 15

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

Yes, this rail is made to work with all standard AR-15s.

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Q
Ryan, member, from KS, United States, asked on January 05, 2021

Will this fit a standard Smith and Wesson M&P Sport 2? If not, what modifications would I need to make to the gas block, etc, to make this fit?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

No modification is needed, but a lo profile gas block is required for proper fit.

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Q
Todd, member, from MS, United States, asked on January 04, 2021

Will this handrail fit DPMS AR308 upper?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

No they are not, you will need a .308 specific rail.

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Q
Thomas, member, from IL, United States, asked on January 04, 2021

I have a LWRC 5.56 di ic will this fit my rifle

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

Yes, it will work with all standard AR-15 rifles.

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Q
jack, member, from AZ, United States, asked on January 01, 2021

Will this fit a ruger AR?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

Yes, the rails are made to be compatible with standard AR-15s.

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Q
FLou, member, from GA, United States, asked on December 26, 2020

What is the interior diameter? Will a barrel shroud with a diameter of 1.25" fit?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

The rail is made to fit over standard Lo-Profile gas blocks.

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Q
Jake, guest, from OR, United States, asked on December 26, 2020

Am I able to put railing on the bottom so I can put a fore grip on it?

Expert Answer
A
Answered by Ben, Gear Expert, from UT, United States, on January 22, 2021

Yes, you will need a 1913 Picatinny rail section made to be mounted to the MLOK pattern.

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