Smith Enterprise M1A scope mount NSN 5855-01-506-5750. Picatinny rail with see-through channel for using iron sights. Wire EDM 4140 CM steel manufactured. Smith p/n 2006 $240 shipped
Smith Enterprise 30mm low rings. NSN 1005-01-535-4417. 4140 Chrome Moly, heat treated. For scopes up to 44mm objective lens. Smith p/n 7002 $95 shipped.