03-25-2012, 10:06 PM
We already established that your fired case necks are .300"-.302".
What barrel length, 20"
Gas system length,
Buffer type/weight,
Bolt carrier weight,
And receiver extension tube length(buffer tube-carbine or rifle)
....do you have?
Your symptoms can be caused by a lot of things:
Gas system could be over-dwelt/fast-gassed
Gas system could be under-dwelt/fast-gassed
Gas block might not be installed properly
Chamber could be really rough
Extractor could have too much or too little spring tension
What barrel length, 20"
Gas system length,
Buffer type/weight,
Bolt carrier weight,
And receiver extension tube length(buffer tube-carbine or rifle)
....do you have?
Your symptoms can be caused by a lot of things:
Gas system could be over-dwelt/fast-gassed
Gas system could be under-dwelt/fast-gassed
Gas block might not be installed properly
Chamber could be really rough
Extractor could have too much or too little spring tension
