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Dark Parts Rail Covers for KAC RAS and A.R.M.S. S.I.R. Get a Grip.

by David Crane Dark Parts has just released their first product–a set of "rubberized" non-slip rail covers/panels that will fit on any mil-spec 1913 picatinny rail system designed for the M4/M4A1 Carbine, including the KAC(Knight’s Armament) RAS, FF RAS, and RAS II, and A.R.M.S. S.I.R. systems. Even better, unlike KAC(Knight’s Armament) rail covers, Dark Parts is in the process of ... Read More »