Black Rain Ordnance Spec15 5.56 NATO/.223 Rem. Semi-automatic AR-15 Rifle The Black Rain Spec15 is a boutique-quality AR-15 with upgrades across the board to provide the highest level of performance out of the box. Upgrade #1 is a Mission First Tactical Minimalist Stock the provides a comfortable cheek weld and wobble-free fit while weighing in at less than 6 ounces. Next up, a Mission First Tactical Pistol Grip that provides better ergonomics and comfort than the standard A2 pistol grip. The M-LOK hybrid handguard serves as a solid platform for modern accessories. And the Shadow Black Cerakote finish wraps it all up in the most corrosion resistant finish available. 16" 4150 chrome-moly steel barrel with A2 flash hider MFT Minimalist Stock provides superior cheek weld while weighing just 6 ounces MFT Pistol Grip provides superior ergonomics and comfort M-LOK hybrid handguard for accessories Shadow Black Cerakote finish for the highest level of corrosion resistance.