Perret's Army Surplus on Williams Blvd. in Kenner, LA has used Military Surplus AR-15 Mags. The have some 20 Rd $5 each (some Colt and Adventure Line Mfg.) and lots or 30 Rd $7 each (mostly Adventure Line Mfg.). They are mostly in good shape, springs are very good, finish is warn. They are dirty and need to be cleaned.