Stern Defense 9mm complete bolt is built for dedicated 9mm AR-15 pistol-caliber carbine builds. Machined from 8620 AISI steel and finished with a hardened Melonite coating, this bolt assembly is designed to run with standard and Glock-pattern upper receivers and to work with both Glock-pattern and Colt-pattern magazines.
Key Features
Complete, assembled 9mm bolt with necessary pins and springs included
Machined from 8620 AISI steel and treated with a hardened Melonite finish
Designed to work with both Glock-pattern and Colt-pattern magazines
Compatible with standard and Glock-pattern upper receivers and standard charging handles
Semi-auto operation only; not intended to function with a full-automatic fire-control group
Upgrade your 9mm AR-15 PCC build with a purpose-designed Stern Defense bolt assembly.
