This is a stainless steel guide rod for a Sig Sauer P2009 made out of 304 stainless steel black nitride. The rod is made of only the finest stainless steel material to replace the plastic factory rod. Our rods are measured to factory specification and we ensure the finest fit and finish on all of our parts. This is a great upgrade to the guide rod in your Sig P2009. If you are looking for a Sig P2009 stainless steel guide rod, this is for you.