Answers for What is the difference between the716 and the514 catch? Which one fits better on a mil spec lower

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SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts + AR15 Magazine Catches & Releases SIG SAUER AR15 Magazine Catches & Releases SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts + AR15 Magazine Catches & Releases SIG SAUER AR15 Magazine Catches & Releases SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch?

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SIG SAUER Mag Catch Assy Kit, Ambi, 716

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Answered by Ethan C., Gear Expert, from IL, United States, on July 05, 2018

The 716 is for AR-10/.308 rifles, the 516 is for AR-15 rifles. If you have a milspec AR-15 lower receiver you would need the 516 version.

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SIG SAUER + Gun Parts Sig Sauer Gun Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts + AR15 Magazine Catches & Releases SIG SAUER AR15 Magazine Catches & Releases SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch? SIG SAUER + Gun Parts Sig Sauer Gun Parts + Rifle Parts Sig Sauer Rifle Parts + AR 15 Parts Sig Sauer AR15 Parts + AR15 Lower Parts Sig Sauer AR15 Lower Parts + AR15 Magazine Catches & Releases SIG SAUER AR15 Magazine Catches & Releases SIG SAUER Mag Catch Assy Kit, Ambi, 716 SIG SAUER Mag Catch Assy Kit, Ambi, 716 Q&A Question - What is the difference between the716 and the514 catch?