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Identify My Upper?

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Identify My Upper?
Whelenon
Unregistered
 
#2
05-13-2013, 02:14 PM
I've got the same marking on my receiver. Yankee Hill Machine machined the casting but I suspect this is a foundry marking. If other machine shops use the same foundry castings I know not. I'm sure a more knowledgeable Horde member will clarify.
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Messages In This Thread
Identify My Upper? - by stevegun 1 - 05-13-2013, 12:36 PM
Identify My Upper? - by Whelenon - 05-13-2013, 02:14 PM
Identify My Upper? - by hobbesgunner - 05-13-2013, 05:25 PM
Identify My Upper? - by babaganoush - 05-14-2013, 12:05 AM
Identify My Upper? - by stevegun 1 - 05-14-2013, 01:08 PM
Identify My Upper? - by Keep The Change - 05-14-2013, 01:57 PM
Identify My Upper? - by LRRPF52 - 05-14-2013, 09:02 PM
Identify My Upper? - by BigBluePup - 05-15-2013, 04:00 AM
Identify My Upper? - by Peck1631 - 05-15-2013, 05:20 PM
Identify My Upper? - by LRRPF52 - 05-15-2013, 07:10 PM

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