Colt 14.5 SOCOM Stripped Barrel

Question

Q: Is this correct for a M4A1 block II build? Will it take mk12 gas block ? Thanks

Asked by: Jeff Bridgewater - 12/11/2019

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Q: Does the colt socom barrel part number sp65055 have a date number on barrel?

Asked by: Austin Hadzess - 4/18/2025

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Q: Were these drilled for the FSB?

Asked by: Nathan - 12/8/2025

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Accepted Answer

A: The correct barrel for an M4A1 Block II with a heavy barrel would be a USGI FN heavy barrel. This barrel is the same profile and material. The Mk12 gas block will fit but this barrel is not yet dimpled for the set screws.

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Answer provided by: Dustin Tate (2/7/2020)

Accepted Answer

A: Not sure on that GB.

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Answer provided by: Grant (12/12/2019)

Accepted Answer

A: Colt stopped putting dates on their barrels years ago.

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Answer provided by: Grant (4/18/2025)

G&R Tactical

Colt 14.5 SOCOM Stripped Barrel

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