I've got 5 LEO marked USGI 30's made by Center that are in excellent or better shape. One has a little finsih wear, maybe 85-90% remaining, the others have light insertion marks or are near new. Little inciation on the follwoer that they have been used. all 5 for ---SOLD pending funds
Also, 5 preban Radway Green SA80 Alloy, mags (not steel) . These have a teflon finish and are in 90% or better condition. I used three of these as range mags and my bolt held back every time they emptied, and I had no failures of any kind with them. all 5 for $60 shipped.