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H&R DOE upper question

Strela

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Joined: Mar 2001

Posts: 45731

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TX, USA

Posted: 5/3/2026 3:43:46 PM EDT

Will these fit/function on a standard Colt 9mm lower? I recently picked up a Colt 9mm carbine and it's my first pistol-caliber AR.

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PalmettoStateArmory

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Joined: May 2008

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SC, USA

Posted: 5/4/2026 10:02:40 AM EDT

[#1]

Originally Posted By Strela:
Will these fit/function on a standard Colt 9mm lower? I recently picked up a Colt 9mm carbine and it's my first pistol-caliber AR.

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@Mike_NDS

Palmetto State Armory
3760 Fernandina Rd
Columbia, SC 29210
Web Sales: 1-803-724-6950

mike_nds

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Joined: Feb 2006

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SC, USA

Posted: 5/4/2026 9:02:20 PM EDT

[#2]

It should.

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H&R DOE upper question

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H&R DOE upper question