Sig Sauer P320 Retainer Plate - Square Peg
Sig Sauer P320 Retainer Plate - Square Peg, An improvement over the polymer OEM retainer plate, our Sig Sauer P320 Retainer Plate - Square Peg retainer plates are machined out of 6061 aluminum. They can be used with either Sig Sauer or Obsidian Arms base pads if the originals have become lost or broken.