Surefire PISTON91228 SF Ryder 9 Piston 1/2-28 tpi Black Nitride Stainless Steel”

The SF RYDER 9 Piston is a threaded component used to attach an SF RYDER 9-Ti suppressor to the threaded barrel of the host weapon allowing the suppressor to be used on multiple weapons. It is machined from heat-treated stainless steel and have a black nitride finish.