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9/22/2026 9:52:52 AM EDT
Anyone know if the PSA FN CHF 20” uppers are ever coming back? If not what’s my next best option for an A4 upper 20”
9/22/2026 10:25:48 AM EDT
[#1]
https://www.ar15.com/forums/Industry/Palmetto-State-Armory/301/

Josiah would be the one to ask about the PSA offerings.

Colt AR15 A4 is an excellent choice, IMO.
9/22/2026 1:47:40 PM EDT
[Last Edit: tet493][Edited] [#2]
Quote History
Originally Posted By TGWLDR:
https://www.ar15.com/forums/Industry/Palmetto-State-Armory/301/

Josiah would be the one to ask about the PSA offerings.

Colt AR15 A4 is an excellent choice, IMO.
View Quote


AR15A4 is indeed excellent

H&R appears to use the same furniture. Maybe OP can Use one of their CHF uppers and pull the barrel? Non F height FSB is no biggie in actual use.

Edit: Don't forget BCM has 20" uppers...
9/22/2026 2:01:32 PM EDT
[#3]
They sell FN 20” barrels I think
Yesterday 10:58:33 AM EDT
[#4]
Quote History
Originally Posted By NTXGlocker:
They sell FN 20” barrels I think
View Quote


Sadly those are out of stock too.
Yesterday 12:07:32 PM EDT
[Last Edit: VASCAR2][Edited] [#5]
Green Mountain sell 20” chrome lined 1:7 twist A-2 pattern barrels.  Another option if you want to assemble an upper.    


https://www.gmriflebarrel.com/GMRBItem.aspx?Item=GM-M17&ReturnURL=/military-barrels/ar-15-/-m16-/-m4-rifle-barrels&Category=2756c0ce-174b-46fb-bc11-6723e893d5ea

DEZ Tactical Arms sell a clamp on A-2 front sight.   The sight uses four Allen screws instead of taper pins to attach the sight to the barrel.  I have used this sight with red Loctite on the screws and it has held about twenty years.

https://shop.deztacticalarms.com/products/dez-tactical-arms-dez-1035-gb-751778882922-dez-1035-gb-6422

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