Brownells 75th Anniversary - A Shooting Heritage
Menu

Fits Rifle Or Cabine Barrels; Ramped To Help Guide Rounds Into Chamber

Economical, high-quality M4 barrel extension is machined to mil-spec standards with integral feed ramps and predrilled locator pin hole for fast, easy barrel installations. Machined from 8620 steel and head-treated for additional surface hardness to resist erosion by hot combustion gases for years of reliable service. Great for custom barrel jobs and caliber conversions.


AR-15, Issue:11, Page:022
Big Book Catalog, Issue:70, Page:020

SPECS: 8620 steel, in-the-white. .8125"-16UNF thread. Barrel locator pin required, not included.

Online Only
In Stock

Color: Unfinished

Material: Steel