Rugged Suppressors OP009 Internal Shoulder Piston 1/2×28

The Rugged Suppressors OP009 Internal Shoulder Piston is a replacement suppressor piston designed for internal-shoulder installations. Its non-slotted design creates a full-circumference gas seal to help lower gas blowback and improve shootability. Machined from 17-4 stainless steel and heat treated, the piston is finished in copper for durability. Source notes indicate fitment for Glock 43 and Sig P938.

Key Specifications

• The dimensions are 1.45 X 1.55 X 2.60.
• Height is reported as 1.4500.
• Width is reported as 1.5500.
• Length is reported as 2.6000.
• The finish is Copper.
• The material is 17-4 Stainless Steel.
• The model is listed as Suppressor Piston.
• The thread pattern is 1/2″-28 tpi.
• Fit is specified as 1/2X28.
• The product type is Piston.

Built for longevity and consistent function, the OP009 piston provides a straightforward, durable option for compatible internal-shoulder suppressor installations. Its full-circumference seal and robust construction focus on reducing blowback and maintaining reliable operation under repeated use.