The Bushmaster XM-15 Minimalist-SD is built on the versatile Bushmaster modular MSR upper platform. The barreled upper receivers can be used on existing MSR-type lower receivers, all receivers feature integral brass deflectors. The 4150 chome-moly-vanadiem steel barrels feature hard-chrome lining in both bore and chamber for extended barrel life.The XM-15 5.56 features a free-floated rifle length SquareDrop handguard, AAC Blackout flash hider and a lightweight gas block.
|Type||A3 Flat Top Upper|
|Caliber||223 remington556 nato|
|Barrel Material||4150 Chrome Moly Vanadium Steel|
|Receiver Description||Internal Brass Deflectors|
Determined at checkout.