Originally Posted by mjkeat
Remove the muzzle devise, slide off that railed gas block, remove the delta ring or purchase a barrel nut w/o a ring, install a low profile gas block (YHM makes a micro block and use loctite on the set screw), reinstall your muzzle devise and lastly install your rail of choice (look for something that uses your stock barrel nut so you don't have to worry about torquing it back correctly). It's probably 30 minutes, less if you don't have to cut off the delta ring.
For your purpose a 13" rail would get you support hand out far enough.
I'm also looking into a free float system...How would I know if it would use my stock barrel nut?
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