ERECT9R 13.5 x 1 LH PISTON - Bulk


This piston is for folks who want to run their ERECT9R on a  M13.5 x 1 LH threaded barrel.


  • MATERIAL: 17-4 Stainless Steel 
  • COATING: Head Treated
  • WEIGHT: 1.12 Oz
  • THREAD PATTERN: M13.5 x 1 LH

If you have a fixed barrel firearm DO NOT run your ERECT9R with the piston. Direct mounts can be purchased here.

In Stock: