This is a Armalite known as the M15 chambered in 223 Remington, model M15TAC16.
With its 16" barrel at the heart of its design" the M15TAC16 blends rugged durability with exacting precision. The tactical handguard's slim" octagonal profile sports a full-length MIL-STD 1913 12 o'clock rail for sights and accessories. The adjustable gas block allows the user to tune the rifle for their preferred ammunition and/or suppressor use. Like all tactical series rifles" it comes standard with Magpul MBUS flip-up sights.
Features:
KeyMod Handguard
Adjustable Gas Block
Magpul STR Multi-Position Collapsible Stock
Raptor Ambidextrous Charging Handle