Login Form

Defend the weak.  Fight for what you love. May the wings of liberty never lose a feather

Optics Planet

Sig Sauer SRDPISTON578X28 SRD Piston 45 ACP .578" x 28 17-4 Stainless Steel Black

Sig Sauer SRDPISTON578X28 SRD Piston 45 ACP .578" x 28 17-4 Stainless Steel Black

Product Features & Specifications Sig Sauer SRDPISTON578X28 SRD Piston 45 ACP .578" x 28 17 4 Stainless Steel Black Convert your SRD45 suppressor to a .578X28 Right Hand thread pitch with the SRD-PISTON-578X28. The piston is made of 17-4 heat treated stainless steel, with a matte glass bead fini

Buy Now for $124.99!
AR500 728x90