Ergo Castle Nut – Milspec – Black

$6.50

In stock

SKU: EG4971-B Category: Tags: , , ,

Description

Ergo Grip, Castle Nut, Fits AR15/AR10, Steel, Black

  • Standard Mil-Spec CAR castle nut
  • Made from steel and coated black

 

ERGO brings this receiver extension castle nut for M4 style receiver extension tubes.