New Grendel, dreaded fail to feed
#11
LRRPF52 Wrote:Excessive cyclic rate can also cause FTFeed with the BCG beating the cartridge stack before it has time to get into presentation.

What gas port diameter, buffer weight, and spring are you using?

Just got this upper. Barely anytime spent with it. Cleaned and oiled then 65 rounds in heavy crosswind.

Rifle buffer and Colt (I’m pretty sure) spring. Have not checked the port size, as this was a pre-built PSA.

I’m not in the same State as the gun most of the time so I can’t just play armorer at will.
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Messages In This Thread
New Grendel, dreaded fail to feed - by sundowner - 01-28-2019, 04:38 AM
New Grendel, dreaded fail to feed - by A5BLASTER - 01-28-2019, 01:40 PM
New Grendel, dreaded fail to feed - by Wanderson - 01-29-2019, 02:13 AM
New Grendel, dreaded fail to feed - by LR1955 - 01-29-2019, 01:30 PM
New Grendel, dreaded fail to feed - by A5BLASTER - 01-29-2019, 11:10 PM
New Grendel, dreaded fail to feed - by LRRPF52 - 01-30-2019, 06:49 PM
New Grendel, dreaded fail to feed - by LRRPF52 - 02-04-2019, 06:33 PM
New Grendel, dreaded fail to feed - by OneHitWonder - 02-04-2019, 11:08 PM
New Grendel, dreaded fail to feed - by Sinclair - 02-05-2019, 12:37 AM
New Grendel, dreaded fail to feed - by JohnXDm - 02-18-2019, 11:35 PM
New Grendel, dreaded fail to feed - by Bigs28 - 02-19-2019, 11:14 AM
New Grendel, dreaded fail to feed - by VASCAR2 - 02-19-2019, 01:26 PM

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