Looking to have a ARMS sight pinned to your barrel? Our Service Includes Pinned on A.R.M.S. Folding FSB, Barrel Nut, And Endcap .750 barrels only.
Please include a copy of your order in the box, write your order number on the outside of the box.
Please send your barrel to:
PO Box 10
Darien, WI 53114
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Wonderful job, only place that i know of that sells the ARMS pinned version of the foldable fsb