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Q&A for Radical Firearms Complete Upper Assembly 16 inch 5.56 M4 Contour, A2 Flash Hider, w/BCG and CH — 9 Questions & 5 Answers

Name Radical Firearms Complete Upper Assembly 16 inch 5.56 M4 Contour, A2 Flash Hider, w/BCG and CH (4)
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Q
Jay7929, guest, from TX, United States, asked on February 22, 2021

Can this shoot a 5.56

Expert Answer
A
Answered by Nick B., Gear Expert, from IL, United States, on October 29, 2021

Yes, these are 5.56 upper receiver.

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Q
Jim, guest, from CO, United States, asked on September 24, 2018

Is your slim rail same contour as the Picitinny rail?

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A
Answered by Ethan C., Gear Expert, from IL, United States, on February 14, 2019

The slim handguard is thinner in diameter than the quad rail handguard, but it does still have a full picatinny rail on top.

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Q
ted, guest, from PA, United States, asked on June 10, 2018

are these mid-length gas systems or carbine length?

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Answered by Armando R., Gear Expert, from IL, United States, on July 12, 2018

These are all carbine length gas systems.

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Q
Wade, member, from MO, United States, asked on March 17, 2018

Carbine or mid gas system ?

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Answered by Armando R., Gear Expert, from IL, United States, on May 20, 2018

These will mostly be carbine gas systems

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Q
GW, member, from WI, United States, asked on February 26, 2018

Hi, is this barrel a 1 in 7 twist? Thanks, Gregg.

A
Answered by Radical Firearms, member, from TX, United States, on February 28, 2018

Yes they are a 1 in 7 twist

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Q
Jimbo, guest, from KS, United States, asked on April 15, 2021

How makes the barrels for Radical Firearms complete upper

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Q
Jonah, member, from OH, United States, asked on February 10, 2021

The description says M4 Contour, is this the barrel or feed ramps? if this is the barrel, are the feed ramps standard m4?

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Q
Keenan, guest, from PA, United States, asked on January 21, 2021

Radical says these are mid length gas system. Why is everyone saying they are carbine?

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Q
JB, guest, from TX, United States, asked on October 27, 2020

What is the barrel made of?

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