Bushmaster AR-15 Complete Upper Minimalist SD 556 Nato AR15 16" 90025
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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.
|223 Rem,5.56 NATO
|Complete Upper Assembly
|A3 Flat Top Upper
|Internal Brass Deflectors
|Black Hard Coat Anodized
|4150 Chrome Moly Vanadium Steel