Q&A for NcSTAR Vism Ar-15 Keymod Free Float Handguard

NcSTAR Vism Ar-15 Keymod Free Float Handguard

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damagerfx, member, from PA, United States, asked on January 18, 2022

What is the inside dimension?

Expert Answer

Answered by Ethan, Gear Expert, from IL, United States, on March 23, 2022

The NcSTAR Vism Ar-15 Keymod Free Float Handguard has an internal diameter of 1.75". This handguard includes the Barrel Nut, Handguard Adapter Insert, and Short & Medium KeyMod to Picatinny Accessory Rails.

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Jose, member, from FL, United States, asked on August 02, 2020

will this fit mp15 sport II

Answered by Brandon, member, from UT, United States, on March 09, 2021

It should fit, but may require some additional changes such as a low profile gas block.

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Maurice, member, from CA, United States, asked on January 16, 2018

Does this come with a proprietary barrel nut, or will it slide onto the stock barrel nut?

Expert Answer

Answered by Mark H., Gear Expert, from IL, United States, on February 06, 2018

The product includes Barrel Nut, Handguard Adapter Insert, Short & Medium KeyMod® to Picatinny Accessory Rails, main Handguard Tube in 10" Length, it is not compatible with the stock barrel nut.

Mark H.

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Unclesarge58, member, from AR, United States, asked on January 11, 2026

Does this Include the Barrel Nut?

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corentin erhart, guest, from Alsace, France, asked on July 27, 2025

Is it compatible with a s&w mp15 sport (with a gas block low profile) ?

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Q&A for NcSTAR Vism Ar-15 Keymod Free Float Handguard — 5 Questions & 3 Answers

What is the inside dimension?

will this fit mp15 sport II

Does this come with a proprietary barrel nut, or will it slide onto the stock barrel nut?

Does this Include the Barrel Nut?

Is it compatible with a s&w mp15 sport (with a gas block low profile) ?

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More Deals

Q&A for NcSTAR Vism Ar-15 Keymod Free Float Handguard — 5 Questions & 3 Answers

What is the inside dimension?

will this fit mp15 sport II

Does this come with a proprietary barrel nut, or will it slide onto the stock barrel nut?

Does this Include the Barrel Nut?

Is it compatible with a s&w mp15 sport (with a gas block low profile) ?