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Posted: 9/20/2009 1:26:44 PM EDT
| I am looking for a top of the line bolt and carrier assembly…..What are some of the best and why? Not worried about the cost. |
| BCM, FN (if you can find one) & Colt would be tied for 1st because of the quality of parts, assembly know-how & QC put into them. LMT has fallen out of favor due to reported MIM gas keys but I still use them with no problems yet. CMT would be the only brand I would use but that's just me. You want a MPI bolt with a good extractor spring. MPI doesn't mean you're not getting a crap part but most of them you will be good to go on the outset. Properly staked gas key & chrome lined carrier are very desirable as well for obvious reasons. |
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Not meaning to hijack, but what is the difference in an auto bolt carrier group and the semi? Also will the auto group function properly in a semi-auto and is it legal to use without a class III in a semi- auto? |
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