I have 5 30rd Bulgarian waffle mags in 5.56 x 45 (.223)
3 still have the full "Made in Bulgaria" stickers accross the top back and 2 have parts of the sticker.
Things I may be interested in:
Ramline Folding stock for 10/22
Phantom AR flas hider
HK MP5 2 lug flash hider
HK 94/MP5 30 rd curved mags