GrovTec US AR Stock Picatinny Rail 3.80" Length, 9 Slots, Black Md: GTSW190
Precision CNC machined from lightweight, solid aluminum with Type III Black Hard Anodized finish. MIL-STD 1913 Picatinny rail pattern allows mounting a variety of lasers, sights and scopes or other accessories. Machined to fit the stock AR A2 handguard. Includes needed hardware for install.