Q&A for Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG)

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Iron City Rifle Works Gun Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts AR15 Upper Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts AR15 Upper Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts AR15 Upper Parts Bolt Carrier Groups Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts AR15 Upper Parts Bolt Carrier Groups Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A

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Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG)

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Q

chemosabi, member, from AK, United States, asked on November 09, 2019

Which one would I run for a 300 Blk

Expert Answer

A

Answered by Ethan C., Gear Expert, from IL, United States, on November 27, 2019

Item IC-S1EV-556 is the model for .300 AAC Blackout.

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Q

AZ, member, from NC, United States, asked on April 08, 2019

how much does it weigh?

Expert Answer

A

Answered by Jonathan D., Gear Expert, from IL, United States, on October 14, 2019

Iron City Rifleworks does not specify a specific weight for these, however they do state that these are standard weight BCG's.

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Q

Dragonetti, member, from FL, United States, asked on February 18, 2019

What is steel is used for the bolt?

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A

Answered by Ariah616, guest, from IN, United States, on August 09, 2019

It's machined from 8620 steel.

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Iron City Rifle Works Gun Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts AR15 Upper Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts AR15 Upper Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts AR 15 Parts AR15 Upper Parts Bolt Carrier Groups Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A Iron City Rifle Works Gun Parts Rifle Parts AR 15 Parts AR15 Upper Parts Bolt Carrier Groups Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Iron City Rifle Works EVO S1 Drop-in Bolt Carrier Group (BCG) Q&A

Last updated 2026-08-03 UTC.