GrovTec US Inc GTSW192 3.1 Inch 5 Slot with Push Button Bases Stock AR Black Anodized

GrovTec's Picatinny Stock AR Rail is precision CNC machined from lightweight, solid aluminum with Type III Black Hard Anodized finish. The MIL-STD 1913 Picatinny rail pattern allows mounting a variety of lasers, sights and scopes or other accessories. Includes push button bases. It easily accommodates different-length attachments and provides for a wide adjustment of eye relief.