Specifications:
16.5- inch cold hammer-forged barrel with innovative coating for extreme long life
A2 "birdcage-type" hider
Adjustable, two-position gas-piston-driven system, for firing suppressed or unsuppressed
Tool-less quick-change barrel system
Multi-caliber bolt carrier assembly quickly and easily changes from 223/5.56mm NATO to 6.8mm Rem SPC
Free-floating MIL-STD 1913 monolithic top rail for optic mounting
Fully ambidextrous controls include magazine release, bolt catch and release, fire selector and non-reciprocating charging handle
High-impact composite hand guard with heat shield – accepts rail inserts
High-impact composite lower receiver with textured magazine well and modular grip storage
Fixed high-impact composite A-frame stock with rubber butt pad and sling mounts
Magpul MBUS front/rear flip sights
Ships in oversized hard case for accessory storage, includes 30-round PMAG

SKU: Bushmaster ACR SS16MB