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cheesy411
December 06, 2017, 19:12
Good Evening,

I have a feeling I know the answer, but I need reassurance. I am headspacing my L1A1 Imbel CAI build. Do they take a metric locking shoulder or metric? or is there a difference at all?

jam762
December 06, 2017, 19:30
All you need to be concerned with is the correct size LS, either will work.

cheesy411
December 06, 2017, 19:32
Much appreciated, thank you!