Start with the Bolt.
Add the O-ring
Colt or Sprinco extractor spring is a good idea for any of your BCGs
Use a different bolt
PSA action springs are not a good choice
I don't think its the buffer. If you're tossing Wolf ammo at 4:00 and true 5.56 ammo at 1:00, this means the 5.56 ammo is hitting the brass deflector on your upper and the Wolf ammo is too weak to make it to the brass deflector.
"Perfect Practice Makes Perfect"
"There are 550 million firearms on this planet. That's one firearm for every 12 people. The question is... How do we arm the other 11?" Lord of War.
"I predict future happiness for Americans if they can prevent the government from wasting the labors of the people under the pretense of taking care of them." Thomas Jefferson
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