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Page AR-15 » AR Piston Systems
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Archived [ARCHIVED THREAD] - Piston AR Upper and Lower Receiver
Posted: 2/6/2022 6:48:24 AM EDT
if you have a piston upper, does it matter what lower its mounted on. if i had a PWS upper would it fit on a DD lower.

Link Posted: 2/6/2022 7:24:41 AM EDT
[#1]
Quoted:
if you have a piston upper, does it matter what lower its mounted on. if i had a PWS upper would it fit on a DD lower.
View Quote


Any mil-spec lower will work

Link Posted: 2/18/2022 12:40:26 AM EDT
[#2]
Quoted:
if you have a piston upper, does it matter what lower its mounted on. if i had a PWS upper would it fit on a DD lower.
View Quote
no. It’s the same thing. Just get military spec dimensions.
Archived [ARCHIVED THREAD] - Piston AR Upper and Lower Receiver
Page AR-15 » AR Piston Systems
AR Sponsor: bravocompany
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