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Q&A for Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver w/7in SAR3 — 10 Questions & 9 Answers

Name Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver w/7in SAR3 (5)
$790.00 $711.00 Save 10%
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Q
Jesse, guest, from CA, United States, asked on July 17, 2022

Will this fit on a Franklin armory CA11 lower receiver ?

Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on August 02, 2022

The Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver will fit a CA11 lower receiver.

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Q
Kevmister, guest, from AZ, United States, asked on March 12, 2021

Will this fit on a spikes tactical ar15 lower marked mod st15 ? Multi cal on the side thx it's 5.56/223

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on June 24, 2022

Yes, this Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver is compatible with your Spikes Tactical lower receiver.

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Q
doc, guest, from RI, United States, asked on June 13, 2020

Phosphate BCG? Thought it would have been chrime or nitrate.

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on June 24, 2022

The Spikes Tactical 5.56 Cold Hammer Forged 8.1in Upper Receiver features a Phosphate M16 complete BCG, which has been high pressure tested and magnetic particle inspected.

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Q
ictrader, member, from TX, United States, asked on March 29, 2020

Does this come with the bolt carrier group?

A
Answered by Stone, member, from ID, United States, on January 14, 2021

Yes, it’s complete with bcg and charging handle.

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Q
Josh, member, from MI, United States, asked on November 16, 2019

Would this be considered a SBR when put onto a lower receiver?

Expert Answer
A
Answered by Jonathan D., Gear Expert, from IL, United States, on December 05, 2019

If this upper receiver is installed on a lower receiver that has a rifle stock installed it would be an SBR, all NFA rules apply.

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Q
Raul, guest, from FL, United States, asked on August 21, 2019

Can I put the cloud defensive light control system with the Streamlight Pro Tac HLX on this rail it this rail a 1913 picatiny rail on all 4 sides

Expert Answer
A
Answered by Ethan C., Gear Expert, from IL, United States, on November 12, 2019

Yes, that setup should fit on this handguard.

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Q
Raul, guest, from FL, United States, asked on July 23, 2019

Will this work with a BCM pistol lower

Featured Answer
A
Answered by Jerry, guest, from MI, United States, on July 25, 2019

I don’t see why not. As long as it’s a multi-caliber AR lower.

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Q
Easton, guest, from KY, United States, asked on July 10, 2019

Will this barrel and twist rate stabilize a 55gr bullet up to 200-250 yards?

Expert Answer
A
Answered by Ethan C., Gear Expert, from IL, United States, on November 12, 2019

Yes, this should be able to accurately shoot up to 250 yards although this could also be dependent on the quality of ammunition.

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Q
waldon, guest, from IL, United States, asked on August 31, 2018

Is this threaded?

Expert Answer
A
Answered by Jonathan D., Gear Expert, from IL, United States, on November 30, 2018

Yes, it is 1/2x28 threaded at the muzzle.

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Q
Romeo Valdez, member, from CA, United States, asked on May 29, 2025

Will the Spikes Tactical Barking Spider2 Krinkov Muzzle Brake work on the Spikes Tactical 5.56 Cold hammer Forged 8.1 upper receiver? thanks!!

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