Centennial Defense Systems MOD4 Stainless Steel Guide Rod Assembly for Smith & Wesson SD9 & SD40 4in Barrel Red Button Head Allen Screw 13lb Spring. This eliminates guide rod flex and ensures it will not chip crack or break like plastic guide rods...
Centennial Defense Systems MOD4 Stainless Steel Guide Rod Assembly for Smith & Wesson SD9 & SD40 4in Barrel Red Button Head Allen Screw 13lb Spring. This eliminates guide rod flex and ensures it will not chip crack or break like plastic guide rods...