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Q&A for JP Enterprises Stainless Full Mass Tactical Carrier — 16 Questions & 11 Answers

Name JP Enterprises Stainless Full Mass Tactical Carrier (4.9)
$395.00 $375.25 Save $19.75
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Q
Bebe, member, from MO, United States, asked on November 01, 2022

.300 blackout?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on November 02, 2022

The JP Enterprises Stainless Full Mass Tactical Carrier has a 6.5 Grendel bolt. You would need to purchase a separate 5.56/.223 bolt in order to use this BCG with 300 Blackout.

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Q
Beethov, member, from FL, United States, asked on October 16, 2022

Will this work with a Sig M400 SRP ?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on October 20, 2022

Yes, the JP Enterprises Stainless Full Mass Tactical Carrier will be compatible with your Sig M400 Tread rifle.

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Q
Sleepy, member, from GA, United States, asked on September 20, 2022

Will this work in a Bushmaster AR-15 M4 MOD XM15-E2S. 223/5.56mm?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on September 28, 2022

Yes, the JP Enterprises Stainless Full Mass Tactical Carrier is compatible with your Bushmaster AR15.

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Expert Answer
A
Answered by Hunter, Gear Expert, from OH, United States, on July 13, 2022

Yes, the JP Enterprises Stainless Full Mass Tactical Carrier JPBC-2A 6.5G uses a Type 2 bolt.

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A
Answered by Hunter, Gear Expert, from OH, United States, on March 03, 2022

Yes, the JP Enterprises Stainless Full Mass Tactical Carrier for 6.5 Grendel comes with the JP Enhanced Bolt.

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Q
Marlowe Paalan, member, from CA, United States, asked on April 24, 2021

What is the overall weight of the bcg?

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A
Answered by Todd, Gear Expert, from IL, United States, on October 26, 2021

Weight: 8.82 oz. with key installed.

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Q
Morgan, member, from AL, United States, asked on June 05, 2020

what is QPQ?

Expert Answer
A
Answered by Kurt Colbourne, Gear Expert, from IL, United States, on March 24, 2021

QPQ is the finish on the carrier. Quench polish quench (QPQ) is a specialized type of nitrocarburizing case hardening. A QPQ finish is great for corrosion resistance, wear resistance, heat resistance, and reduced friction between parts.

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Q
Whodoneit, member, from TX, United States, asked on June 05, 2020

What does "without buffer" mean?

Expert Answer
A
Answered by Kurt Colbourne, Gear Expert, from IL, United States, on March 24, 2021

JP Enterprises offers kits. The kits would include their captured buffers and the bolt carriers. These are only the carriers.

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A
Answered by Kurt Colbourne, Gear Expert, from IL, United States, on March 24, 2021

Yes, that should be a complete bolt carrier group.

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A
Answered by Barr, member, from AL, United States, on March 20, 2019

Yes, also note, the 224 Valkrie uses the 6.8 spc bolt.

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Last updated 2025-11-12 UTC.