Makes Setscrew Dimples On Barrel For Low-Profile Gas Block
Steel fixture provides a secure, accurate guide for drilling setscrew dimples on the underside of an AR-15/M16 barrel for installing a Vltor or LaRue Tactical low-profile gas block.
AR-15, Issue:11, Page:088
Big Book Catalog, Issue:69, Page:086
SPECS: 1045 steel, black oxide coating. 1" (2.5cm) long, 1 1⁄8" (2.8cm) wide, 1¼" (3.2cm) tall. 3.2 oz. (90g) weight. .750 dia. Only.