Answers for What is the barrel length? Is this the new gen2 version?

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SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Upper Receivers Sig Sauer AR15 Upper Receivers SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Upper Receivers Sig Sauer AR15 Upper Receivers SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version

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SIG SAUER MCX 5.56 Nato Upper Receiver

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Answered by DEF, member, from AL, United States, on December 21, 2021

Checked the Sig website and looked up MCX. Based on the Model # including 11B it is an 11.5 " barrel.

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SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Upper Receivers Sig Sauer AR15 Upper Receivers SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Upper Receivers Sig Sauer AR15 Upper Receivers SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts SIG SAUER MCX 5.56 Nato Upper Receiver SIG SAUER MCX 5.56 Nato Upper Receiver Q&A Question - What is the barrel length? Is this the new gen2 version

Last updated 2026-09-26 UTC.