Burris AR-P.E.P.R. Block Mount with Hex Nut for Picatinny Rails

Single-piece block mount for Picatinny rails in 2" extended version. This mount provides an optimal eye relief for AR-15/AR-10 based rifles. The mount includes both standard ring tops and ring tops with Picatinny attachment. This allows for easy attachment of accessories or a red dot sight to the mount. The mount is available with 25.4 mm, 30 mm, and 34 mm ring diameters. The height is 25.4 mm with 25.4 mm and 30 mm ring diameters. With a 34 mm ring diameter, the height is 17.3 mm. The 34 mm ring diameter mounts have a forward tilt of 20 MOA.