
3mm Front Sight/Gas Block Retainer Pin *LISTING FOR 1 PIN*
Wytwórnia Broni Jacek Popiński (WBP)
Works perfectly, AOA is the fastest shipper around
It comes a time in a builders journey when parts sometime go missing or just don't work after they were demilled. My heart dropped when it was the original broke, but AOA came in handy for a new one.